Kenyans Daniel Salel and Mary Wacera made triumphant returns to Boston today, claiming wins here at the 15th annual B.A.A. Half Marathon, presented by Dana-Farber Cancer Institute and the Jimmy Fund. Making decisive moves in the final mile, Salel and Wacera entered Franklin Park's White Stadium out front, securing their first B.A.A. Half Marathon titles with times of 1:00:56 and 1:10:21, respectively. Under crystal clear skies (and a comfortable temperature of 49-degrees F), a field of 6,412 athletes started the race.