UPDATED, 8:03 p.m.: The oustanding suspect in the chase that terminated near Glendora was found after attempting to flee police.
The suspect tried to evade officers just before 6 p.m. Police tasered the man. He received unspecified injuries and was transported by medics.
An unconfirmed number of suspects were still inside the SUV and were detained at gunpoint by Police, according to scanner reports. At least one subject was trapped, according to scanner reports and was flown from Foothill Presbyterian Hospital.
It has not yet been revealed why police were chasing the suspects. Authorities have not yet returned calls.
PREVIOUSLY: A police pursuit that possibly started in Azusa ended with a collision and one suspect outstanding Monday afternoon.
Glendora Police were dispatched to the scene of the pursuit termination on Baseline Road near Barranca Avenue around 4:10 p.m. The chase ended with a collision, several suspects were detained by Azusa officers at gunpoint. One suspect is reportedly outstanding, according to initial scanner reports.
Glendora Police are assisting with a containment area to locate the outstanding suspect and have a large area near Barranca and Baseline covered.
It is not immediately known if a second vehicle was involved in the collision, although California Highway Patrol traffic logs indicate that one vehicle possibly overturned.
This story will continue to be updated as information becomes available.