Dan Snyder introduces Mike Shanahan

Mike Shanahan and Washington Redskins owner Dan Snyder shake hands before a press conference welcoming Shanahan to the Redskins on Jan. 6, 2010. (credit: Mitchell Layton/Getty Images)

Shanahan brings Donovan McNabb to town

Mike Shanahan presents Donovan McNabb with his new Redskins jersey during a press conference on April 6, 2010 at Redskin Park in Ashburn, Va. (Photo by Mitchell Layton/Getty Images)

Shanahan speaks with Bruce Allen

Redskins head coach Mike Shanahan (left) speaks with general manager Bruce Allen during training camp July 30, 2010 in Ashburn, Va. (Photo by Win McNamee/Getty Images)

Father-son duo in Washington

Redskins head coach Mike Shanahan (right) talks with his son Kyle Shanahan, offensive coordinator for the team, during training camp on Aug. 6, 2010 in Ashburn, Va. (Photo by Win McNamee/Getty Images)

Shanahan after OT loss

Mike Shanahan consoles Trent Williams after the Redskins lost to the Houston Texans in overtime, 30-27, on Sept. 19, 2010 at FedEx Field in Landover, Md. (Photo by Larry French/Getty Images)

Shanahan gets on the refs

Mike Shanahan yells at an official during a game against the St. Louis Rams on Sept. 26, 2010 in St. Louis, Mo. The Rams beat the Redskins 30-16. (Photo by Dilip Vishwanat/Getty Images)

Shanahan with Rex Grossman

Redskins quarterback Rex Grossman talks with Mike Shanahan during a game against the Philadelphia Eagles on Jan. 1, 2012 at Lincoln Financial Field in Philadelphia, Pa. (Photo by Rob Carr/Getty Images)

Shanahan and RGIII

Mike Shanahan watches Robert Griffin III practice during the Redskins' rookie minicamp on May 6, 2012 in Ashburn, Va. (Photo by Patrick McDermott/Getty Images)

Shanahan evaluates his team

Mike Shanahan looks on during training camp at Redskins Park on July 26, 2012 in Ashburn, Va. (Photo by Patrick McDermott/Getty Images)

Shanahan jokes with RGIII

Washington Redskins head coach Mike Shanahan jokes with quarterback Robert Griffin III during pre-game warm-ups prior to playing against the St. Louis Rams on Sept. 16, 2012 in St. Louis, Missouri. (Photo by Dilip Vishwanat/Getty Images)

Shanahan and Jeff Fisher

Mike Shanahan and St. Louis Rams coach Jeff Fisher exchange a hug after their game on Sept. 16, 2012. The Rams will get the Redskins first-round draft pick -- No. 2 overall -- in the 2014 NFL Draft. (Photo by Jamie Squire/Getty Images)

Shanahan after playoff loss

Mike Shanahan shakes hands with Seattles Seahawks head coach Pete Carroll after the Seahawks defeated the Redskins 24-14 in the NFC Wild Card playoff game at FedExField on Jan. 6, 2013 in Landover, Md. (Photo by Patrick McDermott/Getty Images)

Shanahan and Snyder at a Lakers game

Redskins head coach Mike Shanahan and owner Daniel Snyder attend an NBA game between the Phoenix Suns and the Los Angeles Lakers on March 18, 2013 in Phoenix, Ariz. The Suns defeated the Lakers 99-76. (Photo by Christian Petersen/Getty Images)

Shanahan, Redskins get crushed by Chiefs

Mike Shanahan looks on as his team warms up prior to a game against the Kansas City Chiefs on Dec. 8, 2013 at FedEx Field in Landover, Md. (Photo by Patrick McDermott/Getty Images)

Shanahan and RGIII in the final weeks

Mike Shanahan and Robert Griffin III look on during a game against the Atlanta Falcons on Dec. 15, 2013 in Atlanta, Ga. (Photo by Kevin C. Cox/Getty Images)

Shanahan's last game

Mike Shanahan on the sideline during what reportedly was his final game as head coach of the Washington Redskins. (credit: Jeff Zelevansky/Getty Images)