Crime & Safety
Man Indicted on Murder Charges After Riverdale Stabbing
Margarito P. Flores charged with murdering friend, hiding knife handle.

A man accused of stabbing an acquaintance to death inside a rented Riverdale home on Hamburg Turnpike last year was indicted on murder charges Monday.
According to the Daily Record, the man, 39-year-old Margarito P. Flores, was charged with the murder of Alberto Sierra-Arias, 31, by a Morris County grand jury. Flores was also indicted on charges of hindering apprehension after he allegedly hid the handle of the knife used to stab Sierra-Arias four times, the blade remaining lodged in his thigh.
Flores after the stabbing was reported by a Hamburg Turnpike resident.
Find out what's happening in Tri-Borofor free with the latest updates from Patch.
Get more local news delivered straight to your inbox. Sign up for free Patch newsletters and alerts.