Britain's Paula Radcliffe won the women's world half-marathon title for the third time today, clocking a time of 67 minutes 35 seconds.
Radcliffe, who also won the title in 2000 and 2001, led from the start of the 21.1-km race on a warm, sunny day in the Portuguese beach resort and was 36 seconds ahead at the halfway mark.
The 29-year-old finished almost a minute-and-a-half ahead of defending champion and world 10,000 metres gold medallist Berhane Adere of Ethiopia (69:02).
Australia's Benita Johnson overtook Russian Lydia Grigoryeva close to the finish for third place in 69:26.
Russia won the team title ahead of Japan.
Kenya's Martin Lel outsprinted Tanzanians Fabiano Joseph and Martin Hhaway Sulle for victory in the men's race in a personal best of 60:49.
Joseph was second in 60:52 and Sulle third in 60:56 leading Tanzania to the team title for the first time.