This is because Charlotte's Gerald Henderson let an errant pass fly that literally nailed the unsuspecting fan and knocked her over.
After the game, Henderson tweeted about the incident.
nailed a lady tonight with a pass.if u follow me on twitter PLEASE tweet me. I know that hurt. I'm not that good of a passer...I AM SO SORRYVia Eye on Basketball
— Gerald Henderson (@GhJr09) November 30, 2013