Jason Heyward hits walk-off grand slam to stun Phillies Unknown 01:47 Jason Heyward hit his first-career walk-off home run Wednesday in grand slam fashion. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsCurtis' 3 TDs lifts UMass past winless Akron 37-29Samford outlasts The Citadel 61-55 in 4 overtimesSneed's 5 TD passes lift Montana over UC Davis 45-20Purdue surges in second half, but falls short of comeback in 38-31 lossLopez throws 3 TD pass and North Alabama beats PresbyterianKings coach Walton focused on team, not lawsuit