(Corvallis, OR)  --  The top-ranked Oregon State Beavers baseball team opens a three-game series tonight at UCLA.  The Beavers are led by right-hander Jake Thompson, who is 8-and-0 with a 1.03 ERA, and left-hander Luke Heimlich, who is 5-and-1 with a 0.83 ERA.  OSU is 30-and-2 on the year and 14-and-1 in the Pac-12.  The Bruins are 17-and-16.