51.   A policeman died Monday of exposure after pulling two boys who had fallen through thin ice while skating on a partially frozen pond not far from Moscow.

52.   An all-terrain vehicle plunged through thin ice on Lake Erie, killing three men who had gone out to fish through the ice.

53.   At the core of the dispute is Japanese sensitivity on the subject and the fact that Murayama is on thin political ice himself.

54.   At this time in this country, this is walking on extremely thin ice.

55.   Chernomyrdin, himself, may be on thin ice.

56.   Comedian Denis Leary was skating on thin ice, but that was all for the better.

57.   Dozens of fishermen fell through thin ice or were carried off on ice floes Friday in the Russian Far East near Vladivostok, a news report said.

58.   Every year, dozens of fishermen fall through thin ice or float away on breakaway chunks of ice, and some are killed.

59.   Every year, dozens of fishermen fall through thin ice or float away on breakaway chunks of ice on large lakes or the ocean.

60.   Fifteen days into the trip, Dmitry Shparo fell through thin ice and found himself waist deep in icy water.