Striker Edinson Cavani gave Paris Saint-Germain a Champions League lifeline on Tuesday with a second-half equalizer as his team battled to a 1-1 draw with Chelsea in the last 16.

After defender Branislav Ivanovic put Chelsea ahead in the 36th minute of the first leg match with a looping header, Cavani equalized with a downward header in the 54th.

Xabi Alonso was sent off in his 100th Champions League game as 10-man Bayern Munich was held to a 0-0 draw by Shakhtar Donetsk in their last 16 first-leg match on Tuesday.

On a freezing night in Ukraine, Bayern had the better chances but was thwarted by determined defending from Shakhtar and some poor shooting. Both coaches said they had emphasized defense.

Italy's Andrea Guardini (Astana) sprinted to victory on Tuesday's opening stage of the 2015 Tour of Oman.

Guardini crossed the line first in the mass sprint to claim his first win of the season ahead of Belgium's Tom Boonen (Etixx-QuickStep) and Italy's Matteo Pelucchi (IAM Cycling).

Australia's greyhound racing industry was in damage control Tuesday after graphic footage showed live piglets, rabbits and possums used as bait to train some of the country's most successful dogs.

An Australian Broadcasting Corporation investigation showed the animals being fixed to mechanical lures before being chased and torn apart during training sessions.

Athletics global governing body is to launch a doping crackdown on elite marathon runners after scandals involving top Kenyan and Russian stars.

Organisers of the top races in London, New York, Boston, Chicago, Tokyo and Berlin have agreed to finance extra testing of top runners by the International Association of Athletics Federations (IAAF).

Australia will be going for a fifth men's team pursuit gold in six years when the Track Cycling World Championships begin near Paris on Wednesday.

To help boost their efforts, Jack Bobridge is taking a break from road cycling to try to claim gold on the track.

Former AC Milan and Italy coach Arrigo Sacchi has hit out at Italy's youth set-up by claiming it features 'too many blacks' and 'too many foreigners'.

Sacchi, a renowned football coach and innovator who notably helped Milan to back-to-back European Cups in 1989 and 1990, was speaking at an awards ceremony in Montecatini Terme on Monday evening.

Spain's two-time Tour de France winner Alberto Contador said Monday he plans to retire after the 2016 season.

"After 2016, what I can say for now, is that I don't see myself racing," the 32-year-old told a news conference.

Oklahoma City's Russell Westbrook poured in 41 points to lead the Western Conference to a 163-158 victory over the East on Sunday in a record-setting NBA All-Star Game.

The total points scored in the 64th edition of the mid-season showcase surpassed last year's 163-155 Eastern Conference win for the highest-scoring NBA All-Star Game in history.

Steve Montador, who played 10 seasons in the NHL, has died at the age of 35, to the shock and sadness of his former associates in the league.

Montador was found unresponsive in his Ontario home early Sunday morning and was pronounced dead when authorities arrived.