New details were released Tuesday about the gunman accused of fatally shooting two of his former co-workers last week on Navy Pier.

Police believe a disgruntled former co-worker of the victims entered a Navy Pier loading dock and opened fire on Tuesday.

A person of interest is in custody in the shooting deaths of two people earlier this week at Navy Pier, Chicago police said Thursday.

CHICAGO (CBS) -- Two men were shot and killed at Navy Pier Tuesday afternoon, and a police believe a disgruntled ex-employee was behind the shooting. Chicago Police Chief of Patrol Jon Hein said ...

Two men were fatally shot Tuesday afternoon at Navy Pier by a gunman who authorities believe was a recently terminated worker. Speaking with reporters at the pier, Chicago police Chief of Patrol ...

CHICAGO (WLS) -- Two men were shot and killed at Navy Pier Tuesday afternoon, Chicago fire officials said. Chicago police and fire crews responded about 1:30 p.m. for a report of shots fired in an ...

Two people were shot to death at Navy Pier Tuesday afternoon. Anthony Vazquez/Sun-Times Share Police descended on Navy Pier on Tuesday afternoon searching for a “disgruntled” ex-employee who ...

CHICAGO (CBS) --The search continues for the gunman who shot and killed two former co-workers at Navy Pier on Tuesday. Two employees of Levy Restaurants were shot and killed in an administrative ...

UPDATE: The two people shot at Navy Pier have died, officials said. Police are now searching for a person of interest they believe is a "disgruntled ex-employee." Read more here. Two people were ...

A 51-year-old Lansing man was identified as one of the workers fatally wounded Tuesday afternoon at Chicago’s Navy Pier, according to the Cook County medical examiner’s office. Lamont Johnson ...

CHICAGO — Two men were fatally shot Tuesday afternoon at Navy Pier by a gunman who authorities believe was a recently terminated worker. Speaking with reporters at the pier, Chicago police Chief of ...

Two employees at Chicago’s Navy Pier were shot and killed by a “disgruntled ex-employee,” police said. Photo by Getty Images/iStockphoto A former employee walked onto a loading dock at a ...