21.   After the cockpit filled with smoke, the pilots radioed an emergency but soon lost contact with the control tower in Halifax.

22.   After the divorce, he lost contact with her.

23.   But the erratic Mir complicated things by losing radio contact with mission control for nearly a full day.

24.   But others disappear into the American melting pot, forging new lives and losing contact with friends and family in socialist Cuba.

25.   But Red Cross staff members became alarmed after they lost radio contact with the group and notified the authorities.

26.   But the base lost contact with the plane shortly after it took off.

27.   But the commercial representations of youth lost contact with reality long ago.

28.   But they lost radio contact with the U.N. headquarters in the capital.

29.   But this year, NASA lost contact with its Climate Orbiter probe as it maneuvered into Martian orbit.

30.   Del Zoppo and Herrera had stayed in touch over the years but had lost contact with the others.