Seven-time Pro Bowl center Alex Mack is retiring after 13 years in the NFL, leaving a major hole in the middle of the offensive line for the San Francisco 49ers.

The Latest on the effects of the coronavirus outbreak on sports around the world:___A positive COVID-19 test and ensuing contact tracing at Temple have postponed the Owls’ next two basketball games. The reserve/COVID list was created for a player has tested positive test or has been quarantined after having been in close contact with an infected person. The move came after the team stopped all in-person work at its practice facility and reported a positive COVID-19 test. ___Middle Tennessee has postponed a pair of basketball games at Florida Atlantic because of positive COVID-19 tests and contact tracing within the Blue Raiders’ program. ___The Atlanta Falcons have stopped all in-person work at their practice facility after a positive COVID-19 test.

Kansas City Chiefs tight end Travis Kelce is tackled by Atlanta Falcons Foyesade Oluokun during the first half of an NFL football game, Sunday, Dec. 27, 2020, in Kansas City. The Chiefs had to watch as Pro Bowl kicker Younghoe Koo missed a tying field-goal attempt with 9 seconds left to escape. The Falcons (4-11) took the lead when Matt Ryan hit Laquon Treadwell for a 5-yard touchdown with 4:33 to go. Kansas City finally took its first lead on Harrison Butker's 53-yard field goal with 14:08 left in the game. The Falcons squandered their first chance to match the points when Brandon Powell coughed up the ball deep in Kansas City territory.

(AP Photo/Susan Walsh)The Cleveland Browns are short-handed as they try to clinch the franchise’s first playoff berth since 2002, the longest active drought in the NFL. They learned Sunday morning they will be without starting rookie left tackle Jedrick Wills against the New York Jets because of an illness. The Browns will be missing receivers Rashard Higgins, Donovan Peoples-Jones and KhaDarel Hodge and linebacker Jacob Phillips. The Indianapolis Colts will be without both starting offensive tackles when they face the Pittsburgh Steelers. This comes after they placed LB Whitney Mercilus on the COVID list on Christmas.

By and large, however, those same players say they trust the protocols the NFL will have in place by the time practices resume and games return. Safeguards are expected to include daily temperature checks and frequent virus tests, with sick players quarantined for two weeks. We dont know how interesting.The pandemic hit home for a lot of players in April when Super Bowl 50 MVP Von Miller announced he had contracted COVID-19. And so, boy, I dont know. I dont know.