Free-agent defensive end Mario Williams has signed a $16m, two-year contract with the Miami Dolphins.Williams signed the deal Tuesday, a week after being released by the Buffalo Bills. He paid a visit over the weekend to Miami.The Dolphins sought reinforcement on their defensive line because they may lose defensive end Olivier Vernon in free agency, and the status of four-time Pro Bowl end Cameron Wake is in doubt, too.Vernon received the Dolphins transition tag last week, giving the team the right to match any offer he receives in free agency.Wake, 34, is coming off a season-ending Achilles injury and is scheduled to make $8.4m in 2016.The pass rush could use an upgrade. Miami tied for 25th in the NFL with 31 sacks last season.Changes up front are part of a revamping of the defence under new coach Adam Gase.Also See:Calvin Johnson retires from NFLWATCH: Best of MegatronManning: Right time to goNFL on Sky SportsDeMarcus Ware Womens Jersey . SIMONS ISLAND, Ga. Larry Allen Cowboys Jersey . The incident occurred at 19:56 of the second period of the Kings 4-2 road win over Edmonton on Sunday. Nolan punched Oilers forward Jesse Joensuu in the jaw in front of the Kings goal during a scrum. http://www.cowboysrookieproshop.com/Cowboys-Deion-Sanders-Jersey/ . Thats about all he can do right now, so hes trying not to think about when he might be able to play again for the Los Angeles Lakers. Larry Allen Jersey .C. -- Todd Fiddler scored a hat trick, including the overtime goal, as the Prince George Cougars survived an 8-7 win against the Kamloops Blazers in Western Hockey League play Sunday. Jay Novacek Youth Jersey . Hamelin, who triumphed in the 500 on Saturday, edged out Victor An of Russia by 0.021 seconds to maintain his lead in the World Cup standings. Russias Vladimir Grigorev was third. In the relay, Canada took control six laps from the finish line to beat Russia and the Netherlands.SYDNEY -- Former federal sports minister Mark Arbib has been selected over three female candidates to join the executive of the Australian Olympic Committee, filling a vacancy created by the retirement last month of vice-president Peter Montgomery.The selection of Arbib, the president of Athletics Australia, was announced Thursday. Other candidates included three-time Olympic gold medalist and ex-Australian field hockey captain Rechelle Hawkes, two-time Olympic equestrian gold medalist Gillian Rolton, and Cheryl Bart, a company director, lawyer and a board member of Australias football federation.John Coates, president of the AOC and a vice-president of the International Olympic Committee, said Arbib brought valuable experience.ddddddddddddI welcome Mark as president of the Australian national federation of athletics -- the sport at the core of the Olympic Games, including with most events and athletes, Coates said in a statement. He knows us as a former Minister for Sport and will be a great help in Canberra.Importantly he understands the needs of athletes at both the elite and grassroots levels of sport. ' ' '