FORESTVILLE, Md. - A serious crash has closed the Innerloop of the Beltway in Prince George's County early Thursday morning, according to officials.
The Prince George's County Fire Department said the crash happened on southbound Interstate 495 near Allentown Road right before the Forestville Road exit.
All lanes were blocked, but limited lanes have been reopened, but authorities said they expect some lane closures to remain in place for hours. For the latest traffic details, click here.
Officials said a tractor trailer and box truck were involved in the crash. The fire department reports one person suffered critical injuries and another suffered serious injuries. Both victims are trapped in their vehicles, according to officials.
An emergency helicopter was called to the scene but officials canceled the helicopter and decided to transport the victims by ambulance.
SkyFox captured traffic backing up for miles as crews responded to the scene.
This is a developing story. Stay with FOX 5 for updates.