All-Star Pollock fractures elbow on head-first slide

Diamondbacks outfielder A.J. Pollock fractured his right elbow on a head-first slide into home plate during the team's exhibition game against the Kansas City Royals on Friday night in Phoenix, manager Chip Hale said.

Pollock will need surgery. There is no immediate timetable for how long he will be sidelined.

Pollock slid into home and touched the plate with his left hand, then grabbed at his right elbow as he tumbled over while scoring Arizona's first run of the game in the third inning.

A.J. Pollock grimaced in pain immediately after touching home plate on this slide Friday night.He did not come out onto the field to start the fourth.

It's been a tough spring for Pollock, who had been…