51.  The genetic link has long been suspected, but information has tended to be gathered retroactively in interviews with surviving family members, which may not be accurate.

52.  The foundation was founded by Shepard and the other Mercury astronauts, or their surviving family members, to assist college students interested in science and engineering careers.

53.  The impact of the deaths has stunned surviving members of the small sect.

54.  The McNitts are among surviving family members who have hired lawyers but have not yet filed suit.

55.  The surviving members of the group also will pursue a number of projects postponed or put aside while they were locked into a demanding touring schedule.

56.  The surviving family members shared the stories of their sons and brothers who are believed dead in the crash.

57.  The surviving members of the original Mercury program are guests of honor this evening at a reception at the U.S. Astronaut Hall of Fame.

58.  The three surviving members of the Who are bolstered by singers, keyboards, guitars, horns and percussion.

59.  The surviving members of the Grateful Dead have been scaled back to amphitheaters this summer.

60.  The time ahead will reveal as well whether the surviving members of TLC will continue their reign on both the charts and in the minds of their fans.