American fires up at umpire in French Open exit
Jack Sock was dumped out of the French Open in straight sets, but not before a blow-up at the chair umpire.
Jack Sock
Kyrgios defends tennis rival after 'messed up' criticism
Aussie Nick Kyrgios has jumped to defend his mate on tour after a video was published about his form struggles.
Wimbledon court mic catches Sock verbal attack
American tennis star Jack Sock crashed out of Wimbledon in bitter fashion delivering some terse words to opponent Matteo Berrettini after a five-set thriller.
Kyrgios claims vital win before French Open
Nick Kyrgios has teamed with American Jack Sock to land his maiden ATP doubles crown in a morale booster ahead of the French Open.
Cash returns as injured Sock retires
Jack Sock was forced to retire injured during his singles match, putting a dint in the Americans' hopes of claiming another Hopman Cup.
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Sock's hilarious answer to fan heckle
Jack Sock got a win his singles rubber at the Hopman Cup and kept his sense of humour after a fan's clever heckle about the American's name.
USA's 18-year Paris drought finally broken
Jack Sock's victory over qualifier Filip Krajinovic in the final of the Paris Masters has secured the American a place in the season-ending ATP Finals.
Kyrgios upsets Nadal in Laver Cup doubles
Team Europe are ahead of Team World after day one of the inaugural Laver Cup in Prague, despite a strong showing from Aussie Nick Kyrgios in the doubles.
Aussie giant-killer strikes again
Australian Jordan Thompson has scored a spirited five-set win over 13th seeded American Jack Sock at his home slam at Flushing Meadows.
Kyrgios stunned: "That is outrageous"
Aussie tennis star Nick Kyrgios is left gobsmacked by an amazing shot during a doubles match at the Madrid Open.