PHILADELPHIA (WPVI) -- Three arrests have been made in last week's triple shooting at Dilworth Park, but police tell Action News the person who pulled the trigger remains at large.
The most recent arrest happened around 8 p.m. Thursday on the 1200 block of Foulkrod Street.
That's where a 16-year-old was found at a known associate's residence after investigators from the Marshals Fugitive Task Force received an anonymous tip.
Two 14-year-olds were previously arrested, including one taken into custody shortly after the gunfire and another who was arrested on Wednesday.
They are being charged with aggravated assault and other offenses.
The shooting by the park's ice rink happened around 4:30 p.m. Friday, Dec. 13. Three teens were wounded, including one who was left in critical condition.
Police say about four to five gunshots rang out around 4:30 p.m. following an argument involving several juveniles.
Anyone with information is asked to call police at 215-686-TIPS.