By Daniel Chavkin The Tigers made a quarterback switch to try and ignite the offense. No. 5 Clemson is on upset alert against No. 14 Syracuse, in part because of a difficult performance by quarterback DJ Uiagalelei. The junior began the day completing 13 of 21 passes for 138 yards and two interceptions. Uiagalelei tossed his second turnover of the day in the middle of the third quarter, already down 21–10 to the Orange. Luckily for Uiagalelei, Syracuse didn’t score on the ensuing possession. However, that interception seemed to be enough for coach Dabo Swinney, who decided to bench Uiagalelei …