BOSTON — Japan's Wakako Tsuchida has won her third straight wheelchair competition in the Boston Marathon.

Tsuchida dominated the race on Monday morning. She was all alone by the race's ninth mile and won in 1 hour, 54 minutes and 37 seconds.

Last year, Tsuchida beat her closest competitor by eight minutes. She won by four minutes the previous year.

Her time this year was well off last's year pace, when she won in 1:48:32.