SWAT officers spent several hours immediately after the shooting outside the apartment where the suspect lives, but never found him there. He was arrested Thursday, but police have not revealed where.

Felony charges have been filed against a man accused of fatally shooting two workers at Navy Pier on Tuesday. According to Chicago police, 36-year-old Raylon East, a South Shore resident, has been charged with two felony counts of first-degree murder and one felon count of unlawful use of a weapon by a felon.

Raylon East, 36, of Chicago, was charged with two felony counts of first-degree murder and one felony count of unlawful use of a weapon in possession of a felon.

He was accused of fatally shooting two of his former co-workers Tuesday afternoon in the 600 block of East Grand Avenue, according to Chicago police. The incident occurred around 1:18 p.m., on the north side of Navy Pier near an administrative office in a loading dock area.

Raylon East, a 36-year-old South Shore resident, faces two counts of first-degree murder and one count of felony unlawful use of a weapon, police said.