81.   This is expected to be the last shuttle flight for some time that will be devoted primarily to scientific and medical research.

82.   Yet the shuttle flights always have a hefty dose of legitimate science.

83.   After four space shuttle flights, Dr. Norman Thagard was itching for a new adventure.

84.   After the shuttle flights begin, service will resume to other destinations.

85.   Airlines share responsibility for delays at San Francisco International Airport, and they should help alleviate them by consolidating shuttle flights, airport officials said.

86.   Altogether, NASA plans eight shuttle flights to the space station over the next year to haul up more modules and supplies.

87.   Americans who took the five-minute shuttle flight to Kinshasa described artillery exchanges in the streets of Brazzaville and residents cowering in their homes.

88.   At the time, he was chief astronaut, with responsibility for helping select crews for shuttle flights.

89.   Bursch and his crewmates are due to return to Earth in June aboard the next shuttle flight.

90.   But first, a base for the arm must be installed on the car during the next shuttle flight in June.