Question: When was the co-host of an American sports-talk radio show born who was also a former National Football League (NFL) defensive lineman?

Context paragraphs:
Corey Mayfield: Corey Mayfield is a former American football offensive lineman/defensive lineman and coach of the Arena Football League.  Mayfield is currently the Defensive Coordinator of the Texas Revolution of Champions Indoor Football (CIF).  Mayfield played in the National Football League and the Arena Football League.

Garry Howe: Garry William Howe Jr. (born June 20, 1968) is a former American professional football player who was a defensive lineman in the National Football League (NFL) and the World League of American Football (WLAF).  He played for the Pittsburgh Steelers, Cincinnati Bengals and Indianapolis Colts of the NFL, and the Frankfurt Galaxy and Amsterdam Admirals of the WLAF.  He also played fullback for the Iowa Barnstormers as well as defensive lineman from 1995 to 2000.  Howe played collegiately at Drake University and the University of Colorado.

Joe Ehrmann: Joseph Charles "Joe" Ehrmann (born March 29, 1949) is a former National Football League (NFL) defensive lineman, originally drafted as the 10th pick in the first round of the 1973 NFL Draft out of Syracuse University to the Baltimore Colts.  Ehrmann is currently a minister and motivational speaker.  Ehrmann played with Baltimore for eight years, and was selected to the Pro Bowl in 1978.  He finished his NFL career with the Detroit Lions as part of their vaunted defensive line in the early 1980s.  He was an NFL defensive tackle from 1973 through 1982.  He then played in the USFL for the Chicago Blitz, Arizona Wranglers and Orlando Renegades.

Nolan Harrison: Nolan Harrison III (born January 25, 1969 in Chicago, Illinois) is a former American football defensive lineman who played ten seasons in the National Football League for the Los Angeles/Oakland Raiders, the Pittsburgh Steelers, and the Washington Redskins.  He played college football at Indiana University and was team captain All Big 10 Honorable Mention.  Harrison was drafted in the sixth round of the 1991 NFL Draft.  Harrison was a member of the Delta Chi Fraternity while at IU and received The Distinguished Delta Chi Award from the national Delta Chi Fraternity in 1997.  He went to Homewood-Floosmoor High School in Flossmoor, Illinois and was a three-sport varsity letter winner in wrestling (185 pound weight class and heavyweight), track (400 m relay and mile relay) and football (defensive lineman) and in 2009 his high school football number was officially retired at a ceremony during the halftime of a McDonald's charitable basketball game being played by other former and current NFL players.

Patrick Graham (American football): Patrick Graham (born January 24, 1979) is an American football coach who is the defensive line coach for the New York Giants of the National Football League (NFL).  Graham played college football as a defensive lineman at Yale University, graduating with a bachelor's degree in sociology in 2002.  After his college football career, he worked as a graduate assistant at Wagner College while also studying for an MBA.  After two seasons at Wagner, Graham moved to the University of Richmond, where he was a defensive line coach in 2004 and then a tight ends coach in 2005 and 2006.  In 2007, he was a defensive graduate assistant under head coach Charlie Weis at the University of Notre Dame.  Following the 2008 season, Graham accepted a position as defensive line coach at the University of Toledo.  However, he left the school in February 2009 to join the New England Patriots as a defensive coaching assistant, where Weis had formerly been an assistant coach under Patriots head coach Bill Belichick.  In 2010, Graham's title was changed to defensive assistant coach.  He was promoted to linebackers coach in 2011.  In 2012, he moved to defensive line coach, and moved back to linebackers in 2014.  In 2016, he was hired by the New York Giants as defensive line coach.

Frank Atkinson (American football): Franklyn Rehm Atkinson (born December 13, 1941) is a former professional American football defensive lineman who played in the National Football League (NFL) and the American Football League (AFL).  He played college football at Stanford University, where he was a defensive and offensive tackle.  He was the first player selected by the Pittsburgh Steelers (108th overall pick) in the 1963 NFL Draft and played 14 games for them in that season and was a starter at defensive tackle during the late season.  He played in the inaugural Hall of Fame game in Canton, Ohio in 1963 and gained All-Rookie team mention.  He played in the AFL for the Denver Broncos in 1964.

Mike &amp; Mike: Mike & Mike (formerly "Mike and Mike in the Morning") is an American sports-talk radio show hosted by Mike Golic and Mike Greenberg on ESPN Radio and simulcast on television, normally on ESPN2, and acts as the morning show for both the radio and television sides of the production.  If ESPN is broadcasting a live sporting event during the show's timeslot, SportsCenter would air on ESPN2, and the show's simulcast would therefore then air on ESPNews.  If both ESPN and ESPN2 are showing live sporting events, Sportscenter would air on ESPNews and the show would air on either ESPNU or ESPN Classic.  Outside of a few radio stations which are able to move or decline carriage of the show for their own local morning productions (or for daytime-only operations, may not be able to carry), "Mike & Mike" is effectively a compulsory element of the ESPN Radio schedule which all affiliates of the network are required to carry.

Mike Golic: Michael Louis Golic ( ; born December 12, 1962) is a co-host of ESPN Radio's Mike & Mike and a former National Football League (NFL) defensive lineman.

Brad Shearer: Sterling Bradford Shearer (born August 10, 1955) is a former American college and professional football player who was a defensive lineman in the National Football League (NFL) for three seasons.  He played college football for the University of Texas, received consensus All-American honors, and was recognized as the best college interior lineman in the country.  A third-round pick in the 1978 NFL Draft, he played professionally for the NFL's Chicago Bears.

Leonard Marshall: Leonard Allen Marshall Jr. (born October 22, 1961) is a former American football defensive lineman who played twelve seasons in the National Football League (NFL).  Selected 37th overall in the 1983 NFL Draft, he spent the first ten seasons of his career with the New York Giants where he accumulated 79.5 sacks, ranking him third in team history.  He was twice selected to the Pro Bowl and twice named NFL Defensive Lineman of the Year following the 1985 and 1986 seasons.  He won two championships with the Giants, recording three sacks in the two Super Bowl games which he played in.  Marshall is most famously known for his 1991 hit on Joe Montana that knocked him out of the NFC championship game.  After his time with the Giants, Marshall went on to play a season each for the New York Jets and Washington Redskins, then retired from football at the age of 33.  He played college football at Louisiana State University.

Supporting paragraphs: Mike &amp; Mike Mike Golic
Answer: December 12, 1962