she learned later that valerie even posted leon's bond, with this man, a bail bondsman named michael kubosh, who a couple of days later got an unsettling visit from leon. >> he shut the door behind him. >> reporter: was that odd? >> very odd. and he says, "i'm here because i wanna know one thing." >> reporter: leon asked the bail bondsman for help finding another client of his. leon said the client's name was zack. >> and i said, "well i don't know a zack. who you talking about?" he said, "you know him. he's ex-military, ex-cia. he's middle eastern." >> reporter: leon said he'd hired zack to do a job for him, but now couldn't find him. >> and then he tells me that he's paid him a lot of money to take care of this. >> reporter: take care of what? >> he said, "she's got to go either back to pittsburgh. she's gotta be out of the picture. i'm a doctor. i can't have her come to this court and testify against me." >> reporter: kubosh found leon's words frightening. >> i felt like it was much more sinister than just wanting her to go to pittsburgh. >> reporter: to what extent were you thinking?