Philadelphia police have arrested a second suspect in connection with a July mass shooting in the city's Grays Ferry section, a spokesperson said.

Daquan Brown. 21, was arrested on Tuesday without incident at a home in Grays Ferry, police said.

Brown faces charges including murder, attempted murder and gun offenses for the shooting that killed three people and injured nine on the 1500 block of South Etting Street on July 7 around 1 a.m., according to police.

Brown is the second person arrested for the shooting.

Terrell Frazier , 22, was arrested last week and is charged with three counts of murder, nine counts of attempted murder and several other offenses, police said.

Police said previously they have traced the bullets found at the scene to 13 different guns and are looking for 11

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