Inter Miami manager Tata Martino has revealed what he finds ‘impossible’ to do when Lionel Messi isn’t playing. The Argentine superstar was absent from last night’s MLS clash against Orlando City SC with Messi picking up a knee injury for Inter Miami on Saturday away to CF Montreal. With the forward missing training on Tuesday, Messi was rested for yesterday’s Florida derby with Martino expecting the 36-year-old to be fit enough to feature this Saturday against DC United. Yet the Inter Miami manager brought up a worrying point. Inter Miami miss Messi’s genius when absent from gamesSpeaking to …