Sindelar's concussion could force Purdue to make QB change

Purdue quarterback Elijah Sindelar (2) throws against Vanderbilt during the first half of an NCAA college football game in West Lafayette, Ind., Saturday, Sept. 7, 2019. (AP Photo/Michael Conroy)

Purdue quarterback Elijah Sindelar (2) is tackled after a run by Vanderbilt safety Dashaun Jerkins (33) during the second half of an NCAA college football game in West Lafayette, Ind., Saturday, Sept. 7, 2019. Purdue defeated Vanderbilt 42-24. (AP Photo/Michael Conroy)