Las Vegas Raiders quarterback Aidan O’Connell is expected to be out four to six weeks with a broken thumb, a person close to the situation said Monday.

Brock Purdy was efficient in completing 9 of 12 passes for 96 yards but also threw a red-zone interception as the San Francisco 49ers concluded their preseason with a 24-24 tie Friday night against the Las Vegas Raiders.

Jack Coan hit Michael Mayer for an 18-yard touchdown pass with 1:09 remaining for the third lead change in a wild fourth quarter and No. 8 Notre Dame held off Toledo 32-29.