The Spaniard fights back to beat Munar 5-7, 6-3, 6-1

They move into the last 16 at China Open

Serb fights back to defeat Zverev 4-6, 6-4, 6-4

Spaniard reaches the last four after Shapovalov retires at 7-6 (7/3), 2-1

Bartunkova stuns the second seed 6-4, 6-3 to reach the last 16

The German top seed dispatches home wildcard Shang Juncheng 6-0, 6-3 in just 55 minutes

The 25-year-old breeze past her compatriot 6-2, 6-1 in 66 minutes in Nagoya

The measure comes in response to recurring criticism about tennis' overloaded schedule

The Serbian battles through a tight second set to beat Borges 6-3, 7-6 (7/2) in his Beijing return

The six-time champion returns to Beijing after a month-long absence following his early US Open exit