Both victims were hospitalized after one was shot in the shoulder and the other in the foot at Kingsbury Towers in Kingsbury Square around 6 p.m., a police spokesman said.
The victims suffered non-life threatening injuries and remained in stable condition on Wednesday, the spokesman said.
Unconfirmed reports were that four suspects fled in a red or orange mini-van with a large dent in its rear.
Their vehicle had been parked at the front of the nearby Mercer County courthouse and fled down Route 29 after the shooting, police said.
Mayor W. Reed Gusciora locked down the city on curfew after three murders on April 5.
One of the accused killers, Quasim Hallett, 39, of Trenton, was captured by U.S. Marshals Tuesday in Delaware.
SEE: Fugitive Who Shot Trenton Woman Dead Captured In Delaware
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