Question: Which American television host and sports reporter co-hosted the seventh season of "American Ninja Warrior" and currently a host for "The Herd with Colin Cowherd?"

full_context: Document 1: Colin Cowherd: Colin Murray Cowherd (born January 6, 1964) is an American sports media personality. Cowherd began his broadcasting career as sports director of Las Vegas television station KVBC, and as a sports anchor on several other stations before joining ESPN in 2003, where he hosted a radio show on the ESPN Radio network, and also became one of the original hosts of ESPN's television program "SportsNation", as well as "Colin's New Football Show". Cowherd is the host of "The Herd with Colin Cowherd" on Fox Sports Radio and Fox Sports 1. The Herd is FS1's top rated program. He is also a host of Speak For Yourself - also on FS1.
Document 2: American Ninja Warrior (season 9): The ninth season of the reality competition series "American Ninja Warrior" premiered on June 12, 2017 on NBC. Hosts Matt Iseman and Akbar Gbaja-Biamila returned for their respective eighth and fifth seasons, alongside sideline reporter Kristine Leahy who returned for her third season. In addition prior to the ninth season premiere, NBC aired a special "ANW" Celebrity, Red Nose Day edition featuring ten celebrities coached by ten elite ninjas on May 25 before airing USA vs. The World III on June 4.
Document 3: The Herd with Colin Cowherd: The Herd with Colin Cowherd is a sports talk radio show hosted by Colin Cowherd on Fox Sports Radio and Fox Sports 1. The show features commentary on the day's sports news, perspective on other news stories, and interviews with celebrities, sports analysts and sports figures.
Document 4: Ninja Warrior UK (series 1): The first series of Ninja Warrior UK premiered on 11 April 2015. The show was presented by Ben Shephard, Chris Kamara and Rochelle Humes. The top contestant in the first series was Timothy Shieff. Although many women competed in the competition, no women advanced past the semi-finals.
Document 5: Ninja Warrior UK: Ninja Warrior UK is the British version of the Japanese assault course game show "Sasuke". The show, which began airing on 11 April 2015, is hosted by Ben Shephard, Chris Kamara and Rochelle Humes.
Document 6: Krista Voda: Krista Voda (born May 31, 1974) is an American sportscaster who covers auto racing. Voda was a pit reporter for NASCAR on Fox and was the host of "The Setup", the pre-race show for coverage of the Camping World Truck Series, as well as "Trackside" on Fox Sports 1 (formerly Speed Channel). She also was a fill-in sideline reporter for the NFL on Fox.
Document 7: American Ninja Warrior: American Ninja Warrior (sometimes abbreviated as ANW) is an American sports entertainment competition that is a spin-off of the Japanese television series "Sasuke". It features hundreds of competitors attempting to complete a series of obstacle courses of increasing difficulty, trying to make it to the national finals on the Las Vegas Strip, in hopes of becoming an "American Ninja Warrior". To date only two competitors, rock-climbers Isaac Caldiero and Geoff Britten, have won the course and achieved "Total Victory". Caldiero is the only competitor to win the cash prize. The series began on the now-defunct cable channel G4 and now airs on NBC with encore episodes airing on USA Network and NBC Sports Network.
Document 8: American Ninja Warrior (season 4): The fourth season of "American Ninja Warrior" began on May 20, 2012, and aired on NBC and G4. This was a landmark season for "Ninja Warrior", as the entire format was overhauled. For the first time, the finals took place on U.S. soil. In addition, regional qualifiers were added, taking place in Dallas, TX, Miami, FL, and the series' flagship location, Venice Beach, CA. New co-host Jonny Moseley replaced Jimmy Smith, while Angela Sun replaced Alison Haislip. Again, the winner would have received $500,000 and the coveted "American Ninja Warrior" title. Brent Steffensen became the first contestant to complete the ultimate cliffhanger.
Document 9: RuPaul's Drag Race (season 7): The seventh season of RuPaul's Drag Race began airing on March 2, 2015. Returning judges include RuPaul and Michelle Visage, while the space previously occupied by Santino Rice has been filled by new additions Ross Mathews and Carson Kressley. Matthews and Kressley are only both present for the season premiere and will take turns sharing judging responsibilities. Shawn Morales, a member of the Pit Crew since the third season and Simon Sherry-Wood, a member in the sixth season, do not appear this season and were replaced by Bryce Eilenberg. Like the previous two seasons of "RuPaul's Drag Race", the season featured 14 contestants competing for the title of "America's Next Drag Superstar", a one-year supply of Anastasia Beverly Hills cosmetics and a cash prize of 100,000 dollars. The premiere of season, the show debuted with a live and same-day viewership of 350,000, a 20% increase from the previous season. On March 20, 2015, it was announced that LogoTV had given the series an early renewal for an eighth season.
Document 10: American Ninja Warrior (season 5): The fifth season of American Ninja Warrior premiered on G4 on June 30, 2013, with subsequent shows airing on both G4 and NBC. Host Matt Iseman returned for his fifth season, while newcomers Akbar Gbaja-Biamila and Jenn Brown replaced skier Johnny Moseley and Angela Sun. Similar to previous seasons, the winner receives $500,000 and the coveted title, "American Ninja Warrior". This also marks the second season Mount Midoriyama was held on U.S. soil.
Document 11: American Ninja Warrior (season 7): The seventh season of "American Ninja Warrior" premiered on NBC on May 25, 2015. Hosts Matt Iseman & Akbar Gbaja-Biamila returned for their respective sixth and third seasons while newcomer Kristine Leahy joined as sideline reporter, replacing Jenn Brown. In addition, this season's grand prize was increased from $500,000 to $1,000,000. The season concluded on September 14, 2015.
Document 12: Charissa Thompson: Charissa Jean Thompson (born May 4, 1982) is an American television host and sportscaster with Fox Sports 1 and NBC. Previously, Thompson worked for ESPN, Versus, as well as for GSN and the Big Ten Network. She was the co-host of "SportsNation" along with Marcellus Wiley until her departure from ESPN for Fox Sports in June 2013. She became the host of Fox Sports Live on the new Fox Sports 1 network when it debuted on August 17, 2013 (the first day of Fox Sports 1). She also was one of the American hosts of Ultimate Beastmaster. From 2014 to 2017, Thompson was a co-host on the syndicated entertainment news show "Extra".
Document 13: Kristine Leahy: Kristine Leahy (born October 16, 1986) is an American television host and sports reporter. She is most known as a host on NBC's "American Ninja Warrior" and is the co-host and newswoman of Fox Sports 1's simulcast of "The Herd with Colin Cowherd". She is also an anchor and reporter for KCBS-TV in Los Angeles.
Document 14: Kristin Fisher: Kristin Fisher (born July 29, 1983) is an American journalist and television news news presenter for Fox News.
Document 15: Erin Andrews: Erin Jill Andrews (born May 4, 1978) is an American sportscaster and television personality. She hosts "Dancing with the Stars" for ABC and is a sideline reporter for Fox NFL.
ground_truth: Kristine Leahy