Suddenly an ambulance approached his family's house.
Mirwais Yasini, a member of parliament who was nearby when the explosion occurred, said an ambulance approached the checkpoint and blew up.
Driving home on the expressway down which I rode in the ambulance with him while he was having his first grand mal seizure, I pull over as I hear an ambulance approaching behind me.
These flash in order to attract the attention of other road users as the ambulance approaches, or to provide warning to motorists approaching a stopped ambulance in a dangerous position on the road.
When you're on the street and an ambulance approaches, then races past, the pitch of the siren will increase as the ambulance gets closer, then drops sharply as it speeds away from you.
Soon after the explosion, an ambulance approached the site, but medical responders were held back by carabineros — Chile's national police force — and were unable to provide assistance as officials scanned the area for other threats, witnesses and media outlets said.
Soon, the officer called in backup: the street was blocked off by two squad cars, and ambulances approached.
I woke up (I was told) ten minutes later, at which point I could already hear the ambulance sirens approaching the house.
Nearly half of the ambulance personnel approaching retirement age (60 years in Denmark) experience some degree of musculoskeletal pain compared to just one third of those in the same age group in the core work force.
"I saw dozens of armed security men and soldiers killed and injured," he said, adding that, for a time, gunfire from the rebels prevented ambulances from approaching.
