Photo by Flickr user nevermindtheend.

COMICS: Writer Jan Novák and animator/musician Jaromír Švejdík present their new comic book about Olympic long-distance runner Emil Zátopek. Embassy of the Czech Republic (3900 Spring of Freedom Street NW) 6 p.m. Free, but RSVP here.

OLYMPICS: Dave Zirin, “a leading commentator on the politics of sports,” discusses his new book Brazil’s Dance with the Devil that looks at Brazil’s performance as host of the 2014 World Cup and previews the country’s plans for the 2016 Olympics.” Busboys and Poets (2021 14th Street NW) 6:30-8:30 p.m. Free

PRINCE: As a celebration of Prince’s 58th birthday, Purple Rain will be screening at The Howard Theatre. (620 T Street NW) 8 p.m. Free. First come, first seated.