Danielle Collins has extended her winning streak to 15 matches in a row with a 3-6, 6-4, 6-1 victory over Romania's Jaqueline Cristian in the third round of the Mutua Madrid Open on Sunday. She’s now battled back from a set down to win both of her first two matches at the WTA 1000 event, having come back from 6-4, 3-1 down to defeat Serbian qualifier Olga Danilovic two nights ago, 4-6, 6-4, 7-6 (8). Danilovic even served for that one at 5-4 in the third. Collins wasn't in as much trouble... Read this story