Liverpool falls in CL

Liverpool opened defense of its Champions League title with a 2-0 loss at Napoli on Tuesday in Italy. Dries Mertens converted a penalty eight minutes from the end. Substitute Fernando Llorente scored in stoppage time Liverpool became the first reigning champion to lose its opening game since AC Milan in 1994.

Cagliari avoided punishment from Serie A after supporters aimed racist abuse at Inter Milan’s Romelu Lukaku. The chants were audible on a video from the stands that was shared on social media. Lukaku, who is black, scored a penalty in an Inter win this month. Video from social media was not admissible in the case and the Italian league judge decided police evidence was not enough to punish Cagliari.

Auto racing: Richard Childress Racing declined to pick up the option on rookie Daniel Hemric for next season. Hemric, 28, is ranked 25th in the standings, did not make NASCAR’s playoffs and has just two top-10 finishes in 27 starts this season.

Horse racing: Maximum Security, who crossed the finish line first in the Kentucky Derby only to be disqualified for interference, won’t run in the Pennsylvania Derby this weekend because of a colon issue.

NHL: The Bruins signed restricted free-agent DBrandon to a 2-year, $5.7 million contract.

Tennis: Roger Federer said he will decide soon if he will represent Switzerland at the 2020 Tokyo Olympics. The four-time Olympian met his wife at the 2000 Sydney Games and twice carried the Swiss flag during opening ceremonies.

WNBA: The New York Liberty won the draft lottery and will have the top overall pick for the first time in franchise history.

—News services