Dolphins' Tagovailoa has concussion, no timetable for return
Miami Dolphins quarterback Tua Tagovailoa is examined during the first half of the team's NFL football game against the Cincinnati Bengals, Thursday, Sept. 29, 2022, in Cincinnati. (AP Photo/Jeff Dean)

Miami Dolphins quarterback Tua Tagovailoa is examined during the first half of the team's NFL football game against the Cincinnati Bengals, Thursday, Sept. 29, 2022, in Cincinnati. (AP Photo/Jeff Dean)

Sep. 29, 2022 10:08 PM EDT
Miami Dolphins quarterback Tua Tagovailoa (1) is sacked by Cincinnati Bengals' Josh Tupou (68) during the first half of an NFL football game, Thursday, Sept. 29, 2022, in Cincinnati. Tagovailoa suffered a second frightening injury in five days when he was carted off the field Thursday. (AP Photo/Joshua A. Bickel)

Miami Dolphins quarterback Tua Tagovailoa (1) is sacked by Cincinnati Bengals' Josh Tupou (68) during the first half of an NFL football game, Thursday, Sept. 29, 2022, in Cincinnati. Tagovailoa suffered a second frightening injury in five days when he was carted off the field Thursday. (AP Photo/Joshua A. Bickel)

Sep. 30, 2022 01:26 PM EDT
Teammates gather around Miami Dolphins quarterback Tua Tagovailoa (1) after an injury during the first half of an NFL football game against the Cincinnati Bengals, Thursday, Sept. 29, 2022, in Cincinnati. (AP Photo/Emilee Chinn)

Teammates gather around Miami Dolphins quarterback Tua Tagovailoa (1) after an injury during the first half of an NFL football game against the Cincinnati Bengals, Thursday, Sept. 29, 2022, in Cincinnati. (AP Photo/Emilee Chinn)

Sep. 30, 2022 01:27 PM EDT
Miami Dolphins quarterback Tua Tagovailoa is taken off the field on a stretcher during the first half of an NFL football game against the Cincinnati Bengals, Thursday, Sept. 29, 2022, in Cincinnati. (AP Photo/Jeff Dean)

Miami Dolphins quarterback Tua Tagovailoa is taken off the field on a stretcher during the first half of an NFL football game against the Cincinnati Bengals, Thursday, Sept. 29, 2022, in Cincinnati. (AP Photo/Jeff Dean)

Sep. 30, 2022 01:22 PM EDT