Why a doctor jumped into the lagoon at 3rd Mainland bridge is not yet known

This evening a man said to be a doctor has jumped off the Third Mainland Bridge to his death this evening.
He was reported to have stopped his driver on the bridge, opened the door of his Nissan SUV and jumped into the Lagoon, TheNewsGuru reported

“The driver parked the car, the doctor came down and immediately jumped into the Lagoon.”