Star tennis player Serena Williams says she wont be silent about the killing of black men by police officers.Williams wrote on Facebook on Tuesday that she was inspired to speak out after asking her black 18-year-old nephew to drive her to a meeting. Their car traveled past a police officer, and Williams quickly checked to see if he was obliging by the speed limit so as to avoid an interaction with the officer.Williams recalled that horrible video of the woman in the car when a cop shot her boyfriend -- a reference to when Philando Castile was shot by a Minnesota police officer in July -- and said she worried about similar fates for members of her family.Williams also quoted Martin Luther King Jr., saying there comes a time when silence is betrayal, before ending the post with I Wont Be Silent.Williams joins a high-profile group of athletes speaking out about social injustice. San Francisco 49ers backup quarterback Colin Kaepernick began kneeling during the national anthem in the preseason and has been joined by professional, collegiate and high school athletes nationwide. Air Max 270 React Noir Bleu Pas Cher . With his new coach and six-time Grand Slam singles champion Boris Becker watching him during an official match for the first time, Djokovic appeared tentative early against the Slovakian player, who often appeared content to keep the ball in play. Air Max 270 React Reverse Logo Pas Cher . Francis told several hundred members of the European Olympic Committees that when sport "is considered only in economic terms and consequently for victory at every cost . http://www.airmax270reactpascher.fr/fausse-air-max-270-2021/fausse-air-max-270-lilas.html . -- When the Florida Panthers fell behind by two goals in the first period to the top team in the NHL, it appeared they were on their way to yet another loss. Air Max 270 React City of Speed . -- Nathan Pancel scored twice as the Sudbury Wolves defeated the North Bay Battalion 4-2 on Saturday in Ontario Hockey League action. Air Max 270 Ultramarine Solar Red .ca looks back at the stories and moments that made the year memorable.Quail Hollows infamous Green Mile provides players plenty to think about during the closing stages of the Wells Fargo Championship. Dubbed as one of the PGA Tours toughest finishing stretches, the run starts with a narrow tee-shot at the 508-yard par-four 16th which is guarded on the left by water.With the 221-yard par-three next providing the danger of a huge hazard for those who go short of the green, the 493-yard last has further challenges with bunkers and a creek to contend with. The final three holes often make or break a players round, with the run playing as three of the toughest holes on the par-72 layout.dddddddddddd#160;Whats it like to tackle Quail Hollows closing stretch? Click on the video above to hear what the players make of the finish.Watch the Wells Fargo Championship throughout the weekend live on Sky Sports 4 - your home of golf Also See: Wells Fargo Championship news Rorys 2015 Quail Hollow victory Breakthrough: Rorys 2010 win Golf live on Sky Sports 4 ' ' '