51.   But a radio call ordering it to turnabout and start again behind the fleet added more than an hour to its eventual departure.

52.   But a radio call ordering it to turnabout and start again behind the fleet ended all hope of glory and added more than an hour to its eventual departure.

53.   Citrus farmer Heston Ferreira, who lives near the river, took his rubber motor boat upstream to help in the rescue effort after receiving a radio call.

54.   Fewer than two minutes elapsed from the time Allan spotted the car to his radio call for an ambulance.

55.   He said it failed to answer radio calls asking to head back to Albania.

56.   He then failed to respond immediately to radio calls from car owner Richard Childress and also had difficulty finding the entrance to pit road.

57.   In each case, the planes flew over the Black Sea with no warning and no response to radio calls.

58.   In the radio call, the pilot did not report any trouble.

59.   It failed to respond to radio calls and a distress signal, he said.

60.   It said it failed to answer radio calls.