71.   Space experts are scratching their heads over a paralyzing series of rocket failures that have disrupted both military and civilian launches.

72.   Strickland was magnificent, but the Celtics were truly shaking their heads over the way their front line was obliterated.

73.   Stewart jumped into the air, hugged his caddie, kissed his wife, cried, yelled and shook his head over how unbelievable the moment was.

74.   Texas and Nebraska are like two mountain goats butting heads over new territory.

75.   The driver is standing there, scratching his head over this problem, when a guy with a rake comes up on the other side of the fence.

76.   The experiment was a colossal flop and, for six decades, Brazilian officials scratched their heads over what to do with the settlements.

77.   The firm even has added a human resources executive, a chief financial officer, and an investor relations head over the past two years.

78.   The idea of losing your head over love has not been lost in the movies.

79.   The son will shake his head over the incident today.