The former tennis star Martina Navratilova has been forced to abandon an attempt to climb Africa's highest mountain after suffering from altitude sickness. Ms Navratilova was struck by pulmonary edema, an

accumulation

of fluid in the lungs on the fourth day of her climb on Mount Kilimanjaro. She was leading a team of climbers to raise funds for a sport charity.

A preacher in the United States has been found guilty of kidnapping a teenage girl and holding her captive for nine months. Brian Mitchell forced Elizabeth Smart into a polygamous marriage after he abducted her eight years ago when she was 14. Rajesh Mirchandani reports from Los Angeles.

Elizabeth Smart was just 14 when she was taken at knifepoint from her bed and held captive by Brian David Mitchell in 2002. She told the court she was forced into a polygamous marriage, tied to a metal post, raped on a daily basis and made to use alcohol and drugs. Her

ordeal

lasted for nine months until she was

spot

ted in Salt Lake City with her captor and his wife.

Motor sport's governing body has dropped its ban on Formula 1 teams using radio orders to drivers to affect the outcome of races. The issue of team orders caused controversy this year when Ferrari apparently ordered Felipe Massa to let his teammate Fernando Alonso

overtake

him at the German Grand Prix. Ferrari was subsequently fined $100,000.

BBC News