Australia's most decorated soldier Ben Roberts-Smith is suing Nine newspapers
Afghanistan veteran and VC recipient claims he was portrayed as a war criminal
The 42-year-old spent three weeks in the Federal Court witness box last month
Mr Roberts-Smith could claim millions in damages if he proves he was defamed
His trial was suspended on June 29 due to Sydney's ongoing Covid-19 lockdown
It has resumed for a week to take evidence from three Afghan witnesses in Kabul