The gesture appeared to be a response to Atletico Coach Diego Simeone, who had celebrated in similar fashion during his team's 2-0 win in the home leg.
Juventus forward Cristiano Ronaldo has escaped a ban for grabbing his crotch in celebration during his side's 3-0 second-leg victory over Atletico Madrid in the Champions League round of 16 but did receive a €20,000 fine.
The 34-year-old is heavily criticised for his "cojones" goal celebration, following Juventus' 3-0 win over Atletico Madrid.
Badgers eliminated from Big Ten Tournament
Standing in the way of Michigan State are John Beilein's Wolverines, who have won this event the past two years. Michigan's 2019 NCAA Tournament tips off tonight (9:20 p.m., TNT) against the No. 15 seeded Montana Grizzlies .
European leaders throw cliff-edge Britain a Brexit lifeline
It's a struggle that has been going on for nearly three years and has brought the U.K.to within eight days of a chaotic Brexit. May addressed the nation on Wednesday, offering no changes to her plan while blaming lawmakers for not approving her deal.
Jared uses WhatsApp and Ivanka is using private email, Democrats reveal
Cummings also indicated that he was unsure whether or not Kushner had used WhatsApp to transmit classified government information. He also said he referred Cummings to the White House counsel's office for questions about Kushner's use of the application.
UEFA says its disciplinary panel found the Juventus star guilty of improper conduct.
Simeone was fined £17,000 for the act.
He replicated Simeone's gesture after the first game by grasping his genitals and thrusting out his groin following his tie-winning penalty.
Ronaldo, currently away on worldwide duty with Portugal, will now be clear to play in next month's Champions League quarter-final tie against Dutch club Ajax.