Reacting to Serena Williams withdrawing from the US Open due to torn hamstring, Around The Horn

Reacting to Serena Williams withdrawing from the US Open due to torn hamstring, Around The Horn Frank Isola, Monica McNutt, Sarah Spain and Israel Gutierrez discuss what withdrawing from the US Open means for Serena Williams career. ,AroundTheHorn, USOpen Subscribe to ESPN+ Get the ESPN App: Subscribe to ESPN on YouTube: Subscribe to NBA on ESPN on YouTube: Watch ESPN on YouTube TV: