LITTLE LEAGUE OPENS A’s pitcher Mitch Balmut delivers from the mound during Saturday’s game between the A’s and the Angels. - photo by HIME ROMERO Manteca Little League opened the 2010 season Saturday at Lincoln Park going from 200 players last year to 270 this year. Latest Local additions help MFC Rebels vault to top of NorCal South Cooper shows he’s fast in Pro Late Model at Stockton 99 Speedway Pro Late Models, Legends of 99 action returns Saturday in Stockton Stearns battles car — and field — in Stockton Late Model victory at 99 Speedway