Question: Who is the older brother sportscaster of a man who is an in-studio analyst alongside Seth Davis?

Context articles: Garry St. Jean
Greg Gumbel
Seth Davis
Tommy Smyth
Dave Jennings (American football)
Ron Duguay
Jody Shelley
Ascend the Hill
House at 15 Davis Avenue
Marty Turco

Garry St. Jean (born February 10, 1950 in Chicopee, Massachusetts) is an American former professional basketball coach and executive.
 St. Jean was head coach of the Sacramento Kings from 1992 through 1997.
 He later became the general manager of the Golden State Warriors, and in 1999–2000 he doubled as a head coach after P.J. Carlesimo was fired.
 St. Jean was a pro scout for the New Jersey Nets in the 2010–11 season.
 He has been an in-studio analyst for Golden State Warriors coverage on Comcast SportsNet Bay Area since the start of the 2011-2012 season.
Greg Gumbel (born May 3, 1946) is an American television sportscaster.
 He is best known for his various assignments on the CBS network (most notably, the National Football League and NCAA basketball).
 The older brother of news and sportscaster Bryant Gumbel, he became the first African-American (and Creole) announcer to call play-by-play of a major sports championship in the United States when he announced Super Bowl XXXV for the CBS network in 2001.
 He is of Creole ancestry.
 Gumbel is currently a play-by-play broadcaster for the "NFL on CBS" alongside Trent Green as well as the studio host for CBS' men's college basketball coverage.
Seth Davis is a former writer for "Sports Illustrated" magazine, a host on Campus Insiders, and an in-studio analyst for CBS' NCAA men's college basketball coverage with Clark Kellogg, Doug Gottlieb, and host Greg Gumbel.
Thomas Michael "Tommy" Smyth (pronounced Smith) (born 19 December 1946 in Knockbridge, County Louth, Republic of Ireland) is an Irish soccer commentator.
 Since February 1993, he has been employed by ESPN in the United States, where his primary role is as color commentator and in-studio analyst for major soccer events.
 He also commentates on Gaelic games, horse racing, and harness racing.
David Tuthill "Dave" Jennings (June 8, 1952 – June 19, 2013) was an American football punter who played in the National Football League (NFL) from 1974 to 1987.
 He played for the New York Giants and the New York Jets.
 He worked as a radio color commentator for Giants games from 2002 until 2007, when he was replaced by former Giants linebacker Carl Banks.
 He had also worked as a radio commentator for Jets games from 1988 to 2001.
 Jennings worked as a game analyst alongside WFAN Giants announcers Bob Papa and Dick Lynch.
 In addition to his booth work, Jennings was a part of the Giants pre and post game shows, covering player interviews from the locker room.
 Jennings, who had Parkinson's disease, left broadcasting altogether following the 2008 season.
Ronald Duguay (born July 6, 1957) is a retired Canadian professional ice hockey player and coach who played 12 seasons in the National Hockey League (NHL) from 1977 through 1989, and served four seasons as a minor league coach.
 He currently appears as an in-studio analyst during MSG Network's coverage of the New York Rangers.
 He was born in the Sudbury region of northern Ontario.
 As a child, he resided in Val Caron, Ontario.
 He played junior hockey for the hometown Sudbury Wolves of the Ontario Hockey League.
Jody Shelley (born February 7, 1976) is a Canadian former professional ice hockey left winger.
 During his National Hockey League (NHL) career he played for the Columbus Blue Jackets, San Jose Sharks, New York Rangers and the Philadelphia Flyers.
 He was known as an enforcer and had the most regular season major penalties for fighting since he joined the league; when he retired – on August 9, 2013 – he had 173.
 Shelley rejoined the Columbus Blue Jackets in August 2013 when he was named a broadcast associate and team ambassador.
 In May 2014 he became the Blue Jackets TV color analyst alongside Jeff Rimer.
Ascend the Hill, formerly Ben Davis, are an American worship music band, and they primarily play indie folk and indie rock, all the while being folk rock.
 They come from Tampa, Florida.
 The band started making music in 2008, and currently their members are vocalist and guitarist, Joel Davis, lead guitarist, Seth Davis, bassist, Hayden Davidson, and drummer, Jonathan Thomas.
 The band released one extended play, as Ben Davis, who was their former frontman until his departure in 2009, "Ben Davis", in 2008 independently by themselves.
 When they signed to Come&Live!
 Records, they changed their name to Ascend the Hill.
 Their next release, a studio album, "Ascend the Hill", was released in 2009.
 They released, another studio album, "Hymns: Take the World, but Give Me Jesus", in 2010, with Come&Live!
 Records.
 The subsequent album, also released by Come&Live!
 Records, "O Ransomed Son", came out in 2012.
The House at 15 Davis Avenue in Newton, Massachusetts, is a well-preserved modest Italianate house.
 It is a 2-1/2 story wood frame structure, whose features include paired brackets in the eaves, bracketed lintels above the doors and windows, and paneled corner pilaster strips.
 The main entrance is flanked by sidelight windows and topped by a transom.
 Likely built in the 1850s, this was probably one of the first houses built when Seth Davis (whose house stands on Eden Avenue) began to sell off some of his landholdings.
Marty Vincent Turco (born August 13, 1975) is a Canadian former professional ice hockey goaltender who played 11 seasons in the National Hockey League (NHL).
 He played nine seasons with the Dallas Stars and one season each with the Chicago Blackhawks and Boston Bruins.
 Due to his puckhandling prowess, Canadian hockey personality Don Cherry named Turco: "the smartest goalie in the NHL."
 Turco is also an in-studio analyst at NHL Network.