Mater Dei has 10 athletes sign with colleges

Santa Ana Mater Dei had 10 athletes sign letters of intent on Wednesday.

Baseball: Ryan McMahon (USC), Jeremy Martinez (USC), Austin Grebeck (Oregon).

Girls' basketball: Karlie Samuelson (Stanford).

Softball: Courtney Stewart (Chaminade); Nicolette Udria (Oregon).

Swimming: Jiana Vargen (UC Santa Barbara).

Boys' volleyball: Tucker Pikula (UC Irvine).

Girls' volleyball: Sara Hughes (USC).

Girls' water polo: Mackenzie Barr (UCLA).

-- Eric Sondheimer