Red Sox, Yankees Minor Leaguers Clear Benches for Greenville Brawl

The Red Sox and Yankees may be going at it in the Bronx this weekend, but they're also squaring off down south in a four-game set between Single-A affiliates Greenville and Charleston.

On just the second pitch of Friday's game, Sox prospect Miguel Celestino hit River Dog Slade Heathcott with a pitch, and mayhem ensued.

See below.