ST. LOUIS (AP) _ Michael Menser's 16 points led Indiana State to a 67-64 victory over Southern Illinois in a Missouri Valley Conference Tournament quarterfinal game Saturday.

With Indiana State (19-11) leading 64-62, Menser hit two free throws with 18.4 seconds left to make it 66-62.

Southern Illinois guard Kent Williams scored a lay-up with 12.7 seconds remaining to narrow the Sycamores' lead to 66-64.

After Kelyn Block made one of two free throws to give Indiana State a three-point advantage, Williams missed an off-balance 3-pointer with two seconds remaining.

With the win, fifth-seeded Indiana State advanced to the semifinals of the MVC Tournament. Southern Illinois (16-14) was the tournament's fourth seed.

The Sycamores held an eight-point lead on two occasions but the Salukis rallied to make it a one-possession game in the final minute.

Indiana State shot 52 percent for the game while holding the Salukis to 43 percent.

Marcus Howard had 11 points for Indiana State and Djibril Kante finished with 13 points and 11 rebounds. Jermaine Dearman had 16 for the Salukis while Williams added 14.

Indiana State shot 62.5 percent in the first half and led 34-36 at halftime. The Sycamores shot 62.5 percent from the field in the half. Kante scored 11 in the half.

The game was a rematch of the teams' last regular-season game. Southern Illinois won 61-59 at Indiana State on a last-second shot by Dearman.