convincing win for rahm emanuel and the chicago's mayor race. paul steinhauser has the big celebration for us. paul sgh. >> reporter: crunch numbers. he won 55% of the vote and double more than the second place winner. he won 40 of the city's 50 wards. he did extremely well in areas where white voters predominant and did strong among african-american voters. jerry chico came in second. rahm emanuel gets sworn in on may 16th. the turnout was lighter than expected, 41%. scott brown, the senator from massachusetts became a rock star last year among republican circles when he won the special election to take the seat of the late ted kennedy.