 Complete the following phrase:  Wanjiru set a 20 Kilometres race walk African Record when she won the event at the 2010 African Championships clocking 1:34:19 hours. The previous record 1:36:18 was held by Susan Vermeulen of South Africa and set in 1999. Wanjiru was already the reigning Kenyan record time 1:39.50 holder, setting it when she won the 