The culprits are driving an Infiniti G35 or G37 four-door sedan, either dark blue or gray, police said.
Investigators still don't know who was driving the white vehicle.
See inside: Lehigh Valley Health Network cuts ribbon on its 1st new Northampton County hospital (PHOTOS)
Phase I of the long-awaited, $68 million Lehigh Valley Hospital-Hecktown Oaks in Lower Nazareth Township is set to open in early July.
Two of the riders were treated for their injuries, police say.
Beyond/Hello is opening to approved patients at 3812 Easton-Nazareth Highway (Route 248) in Lower Nazareth Township.
Lehigh Cement Co. LLC and Keystone Cement Co. have abandoned their proposed merger.
Businesses are changing along the Route 248 corridor from Route 22 to Route 33.
The LVHN clinic at the Northampton Crossings shopping center in Lower Nazareth is allowing anyone 18 and over to get their first Moderna shot without an appointment.
Demolition contractors have until May 21 to bid on the job to erase the 261-year-old historic structure.
Sgt. John Harmon was a 25-year veteran of the Colonial Regional Police Department.
No one was hurt but a manager was punched in the face, police say.
The rate hike approved by the Pennsylvania Public Utility Commission is less than the city requested.