US Open 2018: Roger Federer slams umpire for controversial decision to give mid-match pep talk to Nick Kyrgios
• 7 years agoLahyani stunned fans when he climbed down from his chair in the second set of Kyrgios's match against Pierre-Hugues Herbert to seemingly berate the Australian for a lack of effort.
US Open 2018: Umpire's controversial 'I want to help you' pep talk with Nick Kyrgios sparks furore
• 7 years agoKyrgios was a set and 0-3 down to Frenchman Pierre-Hugues Herbert on Court 17 when umpire Mohamed Lahyani lost patience with the under-performing 30th seed.