- Nishikori rallies from 2-1 down in sets
- He ends 0-for-12 losing streak against top two
- Murray had won 26 of his last 27 matches
- Karolina Pliskova beats Ana Konjuh
(CNN)There may be a roof at the US Open this year but the rain can still be a turning point, as Andy Murray discovered to his detriment.