Chicago police are investigating three armored truck robberies that occurred just hours apart Wednesday.
The back-to-back-to-back incidents occurred in Chicago, Lansing and Calumet City.
According to the Chicago Police Department, at approximately 1:20 p.m., two unknown suspects approached a male victim unloading a Brink's armored truck.
Police told Fox News Digital that the two suspects pulled out guns and demanded the victim's vehicle.
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A witness said that one of the suspects held the driver at gunpoint while the other removed boxes of money from the armored vehicle.
"The man took out a bag and two really, really, big boxes of money," the witness told FOX 32 Chicago.
The two thieves stole approximately $400,000 from the armored truck, before being intercepted by authorities, FOX 32 Chicago confirmed.
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The male suspects fled the scene of the crime with the Brink's truck, but only made it a few miles away before Chicago police intercepted them.
Earlier in the day, police responded to two similar robberies in Lansing and Calumet City.
At 9:30 a.m., at a Pete's Fresh Market in Calumet City, another armored truck was robbed.
According to FOX 32 Chicago, there were multiple offenders involved.
Meanwhile, in the Chicago suburb of Lansing, another robbery involving a Brink's truck occurred.
Police have not released details of the incident, or how much money was stolen.
It's not yet known if the robberies are related.
