Chelsea Clinton: I wish Trump was focused on UN, not hitting golf ball at mom

Chelsea Clinton says she wishes President TrumpDonald John TrumpKoch-backed group launches six-figure ad buy against Heitkamp Anti-abortion Dem wins primary fight Lipinski holds slim lead in tough Illinois primary fight MORE would focus on his duties at the United Nations instead of retweeting a gif of himself knocking down her mother with a golf ball.

Critics including Sen. Dianne FeinsteinDianne Emiel FeinsteinWhat’s genius for Obama is scandal when it comes to Trump Coalition presses Transportation Dept. for stricter oversight of driverless cars Saudi energy deal push sparks nuclear weapon concerns MORE (D-Calif.) and former Vice President Joe BidenJoseph (Joe) Robinette BidenKentucky candidate takes heat for tweeting he'd like to use congressman for target practice The Hill's 12:30 Report Biden hosting fundraiser in Miami MORE were quick to speak out Monday when Trump retweeted the short video of him teeing off, before the golf ball appears to knock down Hillary ClintonHillary Diane Rodham ClintonKoch-backed group launches six-figure ad buy against Heitkamp Trump keeps up 'low IQ' attack on Maxine Waters GOP leaders to Trump: Leave Mueller alone MORE.

Feinstein called the tweet "appalling and disgusting” and said that Trump should "grow up," do his job and stop "obsessively” lashing out at Clinton.

Trump is in New York for a week of talks and meetings with foreign leaders at the United Nations and gave his first address to the organization on Monday. 

Chelsea Clinton was referring to a woman with stage 4 cancer he blocked on Twitter when she criticized the GOP’s latest health care plan.