A 2:13 marathon has put Karkera among India’s fastest distance runners. The orthopaedic surgeon from Mumbai is now racing towards the Asian Games — balancing clinic hours with elite training.

Jeptoo is the most successful Kenyan woman in the World Marathon Majors to have been sanctioned for doping violations. She won Boston Marathon title in 2006, 2013 and in 2014 in a course record time ...