DANCING WITH THE STARS -"Episode 405" - On week five of "Dancing with the Stars," the remaining couples vying for the chance to be crowned champion performed the Samba or the Rumba, on "Dancing with the Stars" airing MONDAY, APRIL 16 (8:00-9:30 p.m., ET), on the ABC Television Network. (ABC/CAROL KAELSON) APOLO ANTON OHNO, JULIANNE HOUGH