01/06/2012 02:44 pm ET Updated Mar 07, 2012

NYPD: Brooklyn 2-Year-Old Found Murdered In Arms Of Mother, Brandi Nwegbo

Police are investigating the murder of a two-year-old Bed-Stuy girl stabbed to death early Friday morning in a fourth-floor apartment on Putnam Avenue.

Cops received a 911 call at 4:13am from the building's custodian, after he found the girl's mother, Brandi Nwegbo, half-naked and yelling erratically on the roof of the building, located at 1078 Putnam between Broadway and Howard Avenues.