"...
Francisco Sanchez, 45, told KGO-TV in a mix of Spanish
and English that he found a gun wrapped inside a shirt
while he was sitting on a bench at the pier and smoking
a cigarette.
"So I picked it up and ... it started to fire on its own,"
Sanchez said, adding that he heard three shots go off.
.."
http://latino.foxnews.com/latino/news/2015/07/06/suspect-in-san-francisco-pier-attack-said-killing-was-accident-gun-fired-on-its/