U.S. Olympic chief resigns after sex abuse scandal, health cited

DENVER (Reuters) - U.S. Olympic Committee Chief Executive Scott Blackmun is resigning for medical reasons, the organization said on Wednesday, following months of sustained criticism stemming from the sex abuse scandal involving former USA Gymnastics doctor Larry Nassar.

Cycling: Double Dutch delight on day one of world championships

(Reuters) - Hosts the Netherlands enjoyed a stunning opening night at the UCI world track championships with two gold medals including beating Jason Kenny's British trio in the team sprint on Wednesday.

U.S. Olympic Committee chief steps down amid abuse scandal fallout

(Reuters) - U.S. Olympic Committee Chief Executive Scott Blackmun is resigning for health reasons, the organization said on Wednesday, following months of sustained criticism in the wake of the sex abuse scandal involving former USA Gymnastics doctor Larry Nassar.

Snow wipes out third day of Formula One testing

BARCELONA (Reuters) - Snow blew out the third day of Formula One's pre-season testing on Wednesday, with only five drivers eventually venturing out on the slippery track and McLaren's Fernando Alonso alone in completing a timed lap.

High jump takes center stage on opening day of world indoors

(Reuters) - The world indoor athletics championships begin in Birmingham on Thursday with the high jump finals as organizers look to replicate the buzz generated by a similar unusual start to the 2016 edition in Portland.

Russian Olympic Committee reinstated by IOC

ZURICH/MOSCOW (Reuters) - Russia was reinstated by the International Olympic Committee on Wednesday after the remaining tests of the country's athletes at the Pyeongchang Winter Olympics were all returned negative.

Pouille battles past Khachanov to reach Dubai quarters

(Reuters) - Lucas Pouille overcame Karen Khachanov 6-4 3-6 6-3 on Wednesday to reach the quarter-finals of the Dubai Duty Free Tennis Championships and avenge his defeat by the Russian in last weekend's final in Marseille.

Motor racing: Ricciardo expects contract talks in April

BARCELONA (Reuters) - Australian Daniel Ricciardo expects to resume contract talks with Red Bull after the first few races of the Formula One season that starts on home territory in Melbourne in March.

IOC confirms reinstatement of Russian Olympic Committee

ZURICH/MOSCOW (Reuters) - The International Olympic Committee (IOC) confirmed on Wednesday that it had reinstated Russia after the remaining tests of the country's athletes at the Pyeongchang Winter Olympics were all returned negative.

Pizza Hut replaces Papa John's as NFL's sponsor

(Reuters) - Yum Brands Inc's Pizza Hut on Wednesday said it will be the new official pizza sponsor of the National Football League, after Papa John's International Inc ended an eight-year relationship.

Russia says International Olympic Committee reinstates its membership

MOSCOW (Reuters) - The head of Russia's Olympic Committee said on Wednesday that the International Olympic Committee (IOC) had reinstated his organization's membership after suspending it over doping allegations.

Motor racing: Bottas laps up early advantage over Hamilton

BARCELONA (Reuters) - Valtteri Bottas will take any advantage he can get as Lewis Hamilton's Mercedes team mate, even if it lasts little longer than the snow that covered the Circuit de Catalunya on Wednesday.

Motor racing: Formula One testing hit by snow

BARCELONA (Reuters) - Snow hit the third day of Formula One's pre-season testing on Wednesday, with no cars on track for the first two hours while the medical helicopter remained grounded in near-freezing temperatures.