1.   As soon as she passed the gate she could hear the sirens of ambulances echoing round the valley, and see the flashing lights of the emergency vehicles.

2.   They heard the siren and were at the entrance ready to take over as soon as the boy was carried out of the ambulance.

3.   Already ambulance sirens could be heard in the distance.

4.   And then I saw three men running toward them and I heard a siren and saw an ambulance speeding toward my daughter.

5.   As she drove away, she heard sirens.

6.   But as soon as he hears the siren signaling a goal-line stand, he grabs his helmet and slides down the pole ready for action.

7.   Dressed in dark clothes, the man asked if anyone had heard police sirens, and then asked for a telephone.

8.   During one call to the TV station, the news director could hear sirens in the background, the report said.

9.   Even here in Westchester, N.Y., you could hear the sirens, racing south to the scene.

10.   Five minutes after dropping Akhras near the store, he said, he heard sirens and tuned to the Israeli Army radio channel.