McEnroe: Still going strong
Seven-time grand slam champion John McEnroe is delighting fans on his PowerShares tour. CNN's Don Riddell reports.
04:39 - Source: CNN
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McEnroe: Still going strong
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"Sophia" an artificially intelligent (AI) human-like robot developed by Hong Kong-based humanoid robotics company Hanson Robotics is pictured during the "AI for Good" Global Summit hosted at the International Telecommunication Union (ITU) on June 7, 2017, in Geneva.
The meeting aim to provide a neutral platform for government officials, UN agencies, NGO's, industry leaders, and AI experts to discuss the ethical, technical, societal and policy issues related to AI.

 / AFP PHOTO / Fabrice COFFRINIFABRICE COFFRINI/AFP/Getty Images
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FILE - OxyContin pills are arranged for a photo at a pharmacy in Montpelier, Vt., Feb. 19, 2013. The head of the U.S. Food and Drug Administration says a comprehensive review of the opioid painkillers that triggered the nation's ongoing drug overdose epidemic is in the works. But FDA Commissioner Dr. Robert Califf faces skepticism about the long-promised review from lawmakers, experts and advocates after years of delay. (AP Photo/Toby Talbot, File)
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Former Theranos CEO Elizabeth Holmes leaves federal court in San Jose, Calif., March 17, 2023. Holmes has asked a federal judge, Wednesday, May 17, 2023, to allow her to remain free through the Memorial Day weekend before surrendering to authorities on May 30, to begin her more than 11-year prison sentence for defrauding investors in a blood-testing scam.
What to know about Elizabeth Holmes as she heads to prison
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