By surgically transplanting material from pig bladders into the injured legs of several men, doctors prompted muscles to heal by growing and nurturing fresh, healthy cells.
Ford, who has been dogged by controversy after he admitted to smoking crack, is leaving in middle of a mayoral campaign. The announcement also comes with reports of new covert recordings of the mayor.
Planet β Pictoris b spins at 62,000 miles an hour, about twice as fast as Jupiter and 50 times faster than Earth. A day lasts just eight hours.
Airplanes at airports in some Western states, including California, were grounded because of computer problems. Las Vegas, Salt Lake City and Los Angeles saw major delays.