i'm bill kurtis. as we leave, one last look back at this week, "through the decades." >> vegas, a place where pbr history echoes amidst the glitz and the glamour. while j.b. mauney lives for the lights of las vegas, the world's number one-ranked cowboy is hanging on to the top spot by a thread. >> he is down, but never count this man out. >> as a brigade of three brazilian riders remain hot on his trail. >> shoots fabiano through the stratosphere -- >> two dark horses have emerged in the pbr. >> jess lockwood, already a winner on the built ford tough series. >> both rookies hot off their inaugural big league wins. >> derek

i'm bill kurtis. as we leave, one last look back at john fitzgerald kennedy. >> champions of the world, denver broncos. >> it is caught for the win! >> danny willett has won the masters. jason day, major champion. >> derrick henry will win it! >> the "cbs sportsdesk" is presented by centurylink. jim: welcome to the "cbs sportsdesk" presented by centurylink. jim nantz with you in fort worth, texas, and coming up, third-round coverage to have dean & deluca invitational. but first, nba action last night. lebron james and the cavaliers up in toronto wrapping up the eastern conference title. 33 for lebron. kyrie irving added 30 and now they move on to the nba finals for the second straight year and wiac