I know that Hajek has massive injury problems.
Now it's funny how "he's injured/tired" can be used for some players and others, specially argies ones, if they lose (probably equally injured) they're overrated and/or chokers.
But, yes, Hayek has problems.
Still, good win for Willy
Now go and win with Nalbo in doubles (saying go and win against FedEx has not much use