Tanor Bortolini has started five games in place of Ryan Kelly, who must spend at least one more game on injured reserve.

When meeting with reporters on Monday afternoon, head coach Shane Steichen announced that center Tanor Bortolini had entered concussion protocol. Bortolini would play all 55 of the team's offensive snaps on Sunday against Detroit.

Per head coach Shane Steichen, Indianapolis Colts rookie replacement starting center Tanor Bortolini has entered the league’s concussion protocol after Sunday’s loss to the Detroit Lions—having experienced symptoms overnight: The Colts’ rookie 4th round pick out of Wisconsin had started the past three games in relief of injured Pro Bowl veteran center Ryan Kelly due to a recent knee injury.

Indianapolis Colts rookie offensive lineman Tanor Bortolini is entering concussion protocol, per the team. Bortolini was the team's fourth-round pick this year and has started multiple games in place of Ryan Kelly, who is on the Injured Reserve list.

Bortoloni is in concussion protocol following the Colts' Week 12 loss to the Lions, Nate Atkins of The Indianapolis Star reports. The rookie offensive lineman from Wisconsin has been starting in place of the injured Ryan Kelly (knee),