Programming note: Giants-A's coverage starts tonight at 6:30pm with Giants Pregame Live on CSN Bay Area.
Giants manager Bruce Bochy is feeding his young outfielder Mac Williamson to the wolves, giving him his first MLB start vs. Sonny Gray.
San Francisco Giants (79-73)
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1. Alejandro De Aza (L) LF
2. Kelby Tomlinson (R) 2B
3. Matt Duffy (R) 3B
4. Buster Posey (R) 1B
5. Brandon Crawford (R) SS
6. Marlon Byrd (R) DH
7. Jarrett Parker (L) CF
8. Mac Williamson (R) RF
9. Trevor Brown (R) C
Mike Leake -- RHP
Oakland A's (64-89)
1. Billy Burns (S) CF
2. Mark Canha (R) 1B
3. Josh Reddick (L) RF
4. Danny Valencia (R) 3B
5. Stephen Vogt (L) C
6. Billy Butler (R) DH
7. Eric Sogard (L) 2B
8. Marcus Semien (R) SS
9. Sam Fuld (L) LF
Sonny Gray -- RHP