Reports from Friday, day one at Lollapalooza in Grant Park, from Greg Kot (GK), Bob Gendron (BG) and Kevin Williams (KM):

A 23-year-old man was stabbed after a party early Saturday morning in the Palmer Square neighborhood on the Northwest Side, police said.

Five years before he was shot to death in the failed terrorist attack in Garland, Texas, Nadir Soofi walked into a suburban Phoenix gun shop to buy a 9-millimeter pistol.

The White Sox pitcher on the mound in the ninth inning Friday night had Yankees second baseman Brendan Ryan grinning between pitches.

The Texas trooper who arrested Sandra Bland after a confrontation that began with a traffic stop was once cautioned about "unprofessional conduct" in a 2014 incident while he was still a probationary trooper, according to documents released Friday.

"Rowdy" Roddy Piper, the kilt wearing trash-talker who headlined the first WrestleMania and later found movie stardom, died Friday. He was 61.