Alex Smith retires after comeback from gruesome leg injury

FILE - Washington Redskins quarterback Alex Smith speaks at a news conference after an NFL football game against the Indianapolis Colts in Landover, Md., in this Sunday, Sept. 16, 2018, file photo. Alex Smith is retiring from the NFL after making an improbable comeback from a broken leg. Smith announced his retirement Monday, April 19, 2021, on Instagram, saying he still has plenty of snaps left him just shy of his 37th birthday but is calling it quits to enjoy time with his family. (AP Photo/Alex Brandon, File)

FILE - Washington quarterback Alex Smith (11) walks on the field before practice at the team's NFL football training facility in Ashburn, Va., in this Tuesday, Aug. 18, 2020, file photo. Smith announced his retirement Monday, April 19, 2021, on Instagram, saying he still has plenty of snaps left him just shy of his 37th birthday but is calling it quits to enjoy time with his family. (AP Photo/Alex Brandon, File)

FILE - This is a 2020 file photo showing Alex Smith of the Washington NFL football team. Alex Smith is retiring from the NFL after making an improbable comeback from a broken leg. Smith announced his retirement Monday, April 19, 2021, on Instagram, saying he still has plenty of snaps left him just shy of his 37th birthday but is calling it quits to enjoy time with his family. (AP Photo/File)

FILE - Washington Redskins quarterback Alex Smith, bottom, reacts after an injury during the second half of an NFL football game against the Houston Texans in Landover, Md., in this Sunday, Nov. 18, 2018, file photo. Smith announced his retirement Monday, April 19, 2021, on Instagram, saying he still has plenty of snaps left him just shy of his 37th birthday but is calling it quits to enjoy time with his family. Smith earned AP Comeback Player of the Year honors for getting back on the field last season, two years removed from his gruesome injury that required 17 surgeries to repair. (AP Photo/Mark Tenally, File)

FILE - Washington Redskins quarterback Alex Smith (11) celebrates with fans after an NFL football game against the Dallas Cowboys in Landover, Md., in this Sunday, Oct. 21, 2018, file photo. Smith earned AP Comeback Player of the Year honors for getting back on the field last season, two years removed from his gruesome injury that required 17 surgeries to repair. Alex Smith is retiring from the NFL after making an improbable comeback from a broken leg. Smith announced his retirement Monday, April 19, 2021, on Instagram, saying he still has plenty of snaps left him just shy of his 37th birthday but is calling it quits to enjoy time with his family.(AP Photo/Alex Brandon, File)

FILE - Washington Football Team quarterback Alex Smith (11) is shown in action against the Philadelphia Eagles during an NFL football game in Philadelphia, in this Sunday, Jan. 3, 2021, file photo. Smith announced his retirement Monday, April 19, 2021, on Instagram, saying he still has plenty of snaps left him just shy of his 37th birthday but is calling it quits to enjoy time with his family. (AP Photo/Rich Schultz, FIle)