Roger Federer 'uncertain' about status for US Open due to knee injury | CBS Sports Headlines
Roger Federer 'uncertain' about status for US Open due to knee injury
Federer is continuing to recover from a pair of knee surgeries
Roger Federer 'uncertain' about status for US Open due to knee injury | CBS Sports Headlines
Roger Federer 'uncertain' about status for US Open due to knee injury
Federer is continuing to recover from a pair of knee surgeries