NEW YORK (AP) — Top seed Rafael Nadal is facing No. 3 Juan Martin del Potro in the men's semifinals at the U.S. Open. This is the fourth match between Nadal and del Potro in the past five Grand Slam tournaments, including Nadal's wins in the semifinals at Flushing Meadows in 2017 and a five-set thriller in the quarterfinals at Wimbledon in July. Also, today No. 6 Novak Djokovic (NOH'-vak JOH'-kuh-vich) takes on No. 21 Kei Nishikori (kay nih-shih-KOHR'-ee).

FLOWERY BRANCH, Ga. (AP) — Atlanta Falcons safety Keanu Neal is out for season. He hurt his left knee in Thursday night's 18-12 opening loss at Philadelphia. The loss of Neal, a leader on the defense who was selected to his first Pro Bowl in 2017, is a major blow to the Atlanta defense. Neal is a first-round draft pick from Florida in 2016. He had 113 tackles with one interception, three forced fumbles and two fumble recoveries while starting every game last season.

COSTA MESA, Calif. ((AP) — Nose tackle Eddie Goldman and the Chicago Bears have agreed to a four-year contract extension through the 2022 season. Goldman was a second-round draft pick out of Florida State in 2015. He started 32 of the 36 games played and has 8 1/2 sacks and 15 quarterback hurries. General manager Ryan Pace calls it a "key extension for the future of the Bears." He says Goldman is an "anchor" for the defense.

ATLANTA (AP) — The Atlanta Hawks have signed guard R.J. Hunter, bringing him back to the city where he was a college star playing for his father. Hunter was the career scoring leader at Georgia State, where he memorably hit a 3-pointer in the NCAA tournament to finish off an upset of Baylor. His father, Ron, is still the Panthers' coach. Hunter was a first-round pick of the Boston Celtics in 2015. He also played for Chicago and Houston He is averaging 2.6 points in 44 career games.

GREENSBORO, N.C. (AP) — Police in North Carolina have filed multiple charges against former NBA and University of North Carolina basketball player P.J. Hairston, the latest in a series of legal problems dating back to his college career. A Guilford County prosecutor says Hairston is charged with assault on a female, interfering with emergency communication and injury to personal property. Hairston was drafted by the Miami Heat in 2014.