Watch semi-final coverage from Delray Beach as former champion Juan Martin del Potro and top seed Milos Raonic went head-to-head for a place in the final.
Milos Raonic v Juan Martin Del Potro
Replay
Delray Beach
2017SFSF
Watch semi-final coverage from Delray Beach as former champion Juan Martin del Potro and top seed Milos Raonic went head-to-head for a place in the final.
