BC-AP Sports Preview Digest

Some of the sports stories The Associated Press is covering Friday. A full Sports Digest will be sent by about 3 p.m. All times EDT:

– LOUISVILLE, Ky. – Doug O'Neill is confident unbeaten Nyquist can live up to his billing as the Kentucky Derby favorite. The trainer won the 2012 Derby and Preakness with I'll Have Another.

– LOUISVILLE, Ky. – Rachel's Valentina is the 7-2 favorite in the $1 million Kentucky Oaks at Churchill Downs in the race for 3-year-old fillies. Post time 5:49 p.m.

– Two second-round NBA playoff games: Cleveland, up 2-0, at Atlanta (7 p.m.); San Antonio (tied 1-1) at Oklahoma City (9:30 p.m.).

– NEW YORK – In Friday's only NHL playoff game, the Islanders enter Game 4 looking to bounce back from an overtime loss to Tampa Bay. New York trails 2-1 in the second-round series. Game starts 7 p.m.

– SCOTTSDALE, Ariz. – Tim Lincecum pitches before an expected gathering of more than 20 big league teams in his bid to play this season. The two-time NL Cy Young winner is now a free agent at 31.

– NEW YORK – Rick Porcello (5-0) is on the mound for the Red Sox to face the last-place Yankees. Boston leads the AL East and has won eight of 10. New York, which has lost eight of 10. Game starts 7:05 p.m.

– RIO DE JANEIRO – Rio de Janeiro's state security secretary acknowledges that cuts of $550 million to his budget pose a risk to the Olympics when they open in three months.

– PHILADELPHIA – Joe Paterno's son derides as ''bunk'' an allegation made by insurers that a boy told the longtime Penn State coach in 1976 that he had been molested by former assistant Jerry Sandusky.

– CHARLOTTE, N.C. – Phil Mickelson is three shots off the lead and Rory McIlroy is eight back entering the second round of the Wells Fargo Championship. Steve Wheatcroft and Andrew Loupe lead by a stroke.

– PRATTVILLE, Ala. – Laetitia Beck, the first Israeli to qualify for the LPGA Tour, takes a two-stroke lead into the second round of the Yokohama Tire LPGA Classic.

– OXNARD, Calif. – No. 1 pick Jared Goff takes his first snaps for the Los Angeles Rams. The quarterback suits up with his fellow draftees and newcomers on the first day of rookie camp.

– LAS VEGAS – Canelo Alvarez defends his piece of the middleweight title Saturday night against Amir Khan, with a possible fight with Gennady Golovkin looming.

– MADRID – Novak Djokovic says Bernard Tomic's decision to give up on match point in a loss at the Madrid Open shows the Aussie is not committed to the sport.

– ST. PETERSBURG, Russia – Canada pounds the United States 5-1 in an opening game of the world hockey championship. The only U.S. goal was by Patrick Maroon on a first-period power play.

– Middlesbrough plays Brighton in England's League Championship on Saturday, with the winner earning a place in the Premier League and all the riches that offers.