HBO’s “Real Sports with Bryant Gumbel” celebrates its landmark 300th episode on April 19 at 10 p.m. ET. The series debuts on HBO and is available to stream on HBO Max.

For up-to-the-minute updates about “Real Sports,” follow on Twitter at @RealSportsHBO or join the conversation using #RealSports, and on HBO.com/realsports and Facebook.com/RealSportsHBO.

April segments include:

• JAKE PAUL: From rapping to elaborate pranks, Jake Paul’s YouTube videos are viral sensations, amassing more than 7 billion views. Now, with no experience at all, Paul has decided to become a full-time professional boxer. Undefeated in his first five pro fights, Paul still hasn’t gone toe-to-toe with a boxer with a ranking. Nevertheless, millions of people have been buying pay-per-views to watch his fights, making him one of the biggest and richest names in the sport today. David Scott reports. Producer: Jordan Kronick.

• CASTER SEMENYA & INTERSEX ATHLETES: After years of being forced by track’s governing body, World Athletics, to take hormone therapy to suppress her body’s natural testosterone, Olympic gold medalist middle distance runner Caster Semenya launched a lawsuit claiming they violated her human rights. In a rare interview, Semenya sits down with Real Sports to discuss the controversy surrounding her ability compete. Andrea Kremer reports. Producer: Nisreen Habbal.

• OKSANA MASTERS UPDATE: Born an orphan in Ukraine during the Chernobyl nuclear disaster, Oksana Masters has used the trauma of her childhood to fuel an astonishing, record-setting Paralympic career in her adopted home of the United States. But at the Winter Games last month, she had a new motivation: to compete in honor of her birth country of Ukraine, now mired in another crisis, this time a war with Russia. Soledad O’Brien reports. Producers: Beret Remak, Evan Burgos.