Brewer's Boys (2017) online

True story of a Los Angeles High School Municipal team in 1965 that overcame the turbulence of the Watts Riots and personal strife, to find teamwork and friendship, led by their mentor and coach, Chet Brewer, to win the City Championship. And... 8 of the 9 starters became Major League Baseball All-Stars and the one who didn't, became the biggest agent in the sport