Champion trainer Chris Waller has appealed the severity of a $30,000 fine handed to him after a horse from his stable tested positive for methylamphetamine.Betcha Thinking returned a positive result for the drug known as ice after running second at Canterbury on October 5 but the source of the horses contamination remained a mystery.While stewards did not blame Waller at an inquiry on Friday they wanted to send a message with the hefty fine and were critical of security measures in his stable.Stewards and Waller conducted drug tests on the stables staff but agreed the one person who tested positive to methylamphetamine was unlikely to have come in contact with Betcha Thinking.A date is yet to be set for Wallers appeal hearing. Cheap Custom Spurs Jersey . The head of USA Boxing came out swinging Tuesday with an open letter to Tyson -- a former Olympic hopeful himself -- that accuses the former heavyweight champion of trying to poach fighters who might be candidates for the U. Cheap Spurs Jerseys . -- Hunter Smith scored the winner with just 12 seconds remaining in the third period as the Oshawa Generals edged the host Sarnia Sting 5-4 on Friday in Ontario Hockey League action. http://www.customspursjersey.com/ . - Connor McDavid scored 53 seconds into overtime as the Erie Otters came from behind to defeat the visiting Guelph Storm 4-3 on Saturday in Ontario Hockey League action. Custom Spurs Jerseys . The Barrie Colts defenceman, who impressed many with his play for Canada at the World Junior Hockey Championship, is the top-ranked skater in the February rankings. He has 19 goals and 24 assists for 43 points in 45 games with the Colts this season. Custom Spurs Jersey China . James, who turned 29 on Monday, injured his groin Friday during the Heats overtime loss at Sacramento. He sat out the following game, a 108-107 win Saturday in Portland, before coming back to help send the Nuggets to their seventh consecutive loss. Two-time Olympic gold medalist Claressa Shields continued her victory tour this week and threw the first pitch on Monday night at the Detroit Tigers game. From nearby Flint, Michigan, the local boxer and superstar clearly appreciated the special moment on the mound.Unlike many of her peers (we see you, Aly Raisman and Katie Ledecky!), she didnt wear her medals, but she still looked ever the star athlete as she tossed a high, but solid, pitch to outfielder Tyler Collins.She did, of course, ultimately show her hardware to the adoring crowd.And in good news for anyone who loves first pitches at Tigers games and badass athletes, the team invited Canadiaan soccer star and former Michigan standout Shelina Zadorsky to do the honors on Tuesday night.ddddddddddddThe bronze medalists pitch was just a little off the mark but still decent, all in all.Most importantly, however, she seemingly had a great time.If the only Tigers had won both games -- and not fallen 8-1 to the Twins on Tuesday -- this could have been the start to one heck of a week in Detroit.See something entertaining on social media that you think deserves to be shared? Let me know on Twitter, @darcymaine_espn. ' ' '