"This whole time we've been playing for Bob and also this is the first time my mom has seen me play live in 8 years so it's also for her"@JackSock 👍👍#USOpen pic.twitter.com/wfMi4hXaz5— US Open Tennis (@usopen) September 7, 2018
"This whole time we've been playing for Bob and also this is the first time my mom has seen me play live in 8 years so it's also for her"@JackSock 👍👍#USOpen pic.twitter.com/wfMi4hXaz5