A California man who tried to rob a Starbucks armed with a knife and a fake gun is now planning to sue the man who stopped him, according to his parents. 

Ryan Flores, 30, was stabbed repeatedly with his own knife in a fight with customer Cregg Jerri, 58, who hit him in the back with a chair as he threatened a barista in the attempted robbery in Fresno, reports the San Francisco Chronicle

"The guy, in my opinion, went from a Good Samaritan to a vigilante," Flores' mother, Pamela Chimienti, tells KSEE. "Stabbing somebody that many times, it doesn't take that many stab wounds to get somebody to succumb to you." She says her son had 17 stab wounds, lacerations, and defensive wounds.

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