His debut was a clunker ; he looked lost and unsure of himself for long stretches .
Yabusele , the Frenchman taken with the 16th overall pick this year , was the Celtics ' most intriguing summer league player because he was such an unknown .
Yabusele 's debut was a clunker ; he looked lost and unsure of himself for long stretches .
Yabusele , the Frenchman taken with the 16th overall pick this year , was the Celtics ' most intriguing summer league player because he was such an unknown .