Nick Kyrgios and Boris Becker trade nasty blows on Twitter

Boris Becker and Nick Kyrgios exchanged verbal on blows on Twitter after the Australian branded fellow tennis star Alexander Zverev selfish for partying during the COVID-19 pandemic, despite promising to self-isolate.

German legend Becker, a six-time Grand Slam winner, took umbrage with Kyrgios's comment over viral footage of...