At the start of an EVA on the International Space Station today by Italian astronaut Luca Parmitano and Amercian Christopher Cassidy, water soon began to build up inside Parmitano’s helmet from a leak and they had to cancel the EVA and return quickly to the airlock. The cause of the lead is not yet understood  : Spacewalk aborted by spacesuit water leak – Spaceflight Now

Here was a NASA briefing on the aborted EVA: