Shaun Crawford injury update: Notre Dame defensive back tears Achilles tendon against Nevada.Notre Dame sophomore defensive back Shaun Crawford’s season is over. Crawford, who missed all of the 2015 campaign after tearing the ACL in his right knee, injured his left leg Saturday afternoon in the first quarter against Nevada. NBC’s Kathryn Tappen reported that Crawford has a torn Achilles.Per @KathrynTappen, Notre Dame’s Shaun Crawford will not return to the game. #NDonNBC pic.twitter.com/vm5Kb5GfiX— Notre Dame on NBC (@NDonNBC) September 10, 2016More from @KathrynTappen on Shaun Crawford: He is out with a torn left achilles.Crawford was out last season with a torn right ACL.— Notre Dame on NBC (@NDonNBC) September 10, 2016It’s a tough break for Crawford, who will now miss the majority of both seasons he’s been on campus. He’s technically a redshirt freshman, so he has three more years of eligibility. He could apply for a fourth, too.Crawford had five tackles and an interception against Texas last week.