Nick Kyrgios in doubt for Australian Open after contracting Covid-19

Positive test forces Australian out of Sydney Tennis Classic World No 114 has a week to recover before grand slam begins Nick Kyrgios is in huge doubt for the Australian Open after contracting Covid-19 just a week out from the year-opening major. Kyrgios pulled out of the Sydney Tennis Classic on Monday just hours before his match against Italian firebrand Fabio Fognini. The 26-year-old withdrew from the Melbourne Summer Set last week due to a mystery illness that sparked his asthma. Kyrgios was...