MLB probe : Marlins pitcher Jarred Cosart is being investigated for alleged gambling . Major League Baseball said on Wednesday it was investigating whether Florida Marlins pitcher Jarred Cosart discussed sports betting with an alleged gambler on his Twitter account . A Florida newspaper , the Miami New Times , reported that direct message tweets were made public on Tuesday purporting to show that Cosart , a 24-year-old right-hander preparing for his third season in the majors , was seeking advice on gambling . Although direct tweets are intended to be private conversations , the alleged unidentified gambler , who regularly tweets advice , decided to release them . Mike Teevan , a Major League Baseball spokesman , said baseball is looking into the allegations . Betting on baseball is a violation of the game 's rules . Cosart deleted his Twitter account on Tuesday night . Another Twitter account that opened on Wednesday with Cosart 's name discussed the allegations , saying his original Twitter account had been 'accessed by someone else . ' ' I have not , nor will I ever , bet on the game of baseball , ' a tweet said , according to the New Times , before that account was also deleted . It could not be independently determined if Cosart was the one writing the tweets . The Miami New Times reported that a Twitter user by the name Ghostfade Killah ( @ ghostfadekillah ) posted an alleged direct message from Coart that said , 'No prob . I bet LARGE . Shhh lol looking for some help anywhere I can . ' Another message is blacked out but under it is an alleged response from Cosart that said , 'saw a retweet on your under play and hammered it . ' Alleged sports betting : Major League Baseball said on Wednesday it was investigating whether Florida Marlins pitcher Jarred Cosart discussed sports betting with an alleged gambler on his Twitter account . Denies gambling : Jarred Cosart posted the gambling allegations on his Twitter account in hopes of dispelling the rumours and then deleted his profile . At 12:34am on Wednesday Ghostfade Killah tweeted , 'Made an MLB player delete his twitter account . Lulz . ' Cosart , who issued an apology last year for using a gay slur to describe pop singer Justin Bieber on Twitter , has a career record of 14-12 with a 3.26 earned run average . 'Major League Baseball is investigating and the Marlins have no further comment at this time , ' the team said in a statement . Disabled : Jarred Cosart 's Twitter has been disabled for the time being as the MLB investigates his alleged gambling with sport 's betters . Alleged gambler : Ghostfade Killah published the supposed conversation with Marlins pitcher Jarred Cosart . Marlins pitcher : Jarred Cosart of the Miami Marlins pitches during the first inning of the game against the Minnesota Twins at Roger Dean Stadium on March 22 .
while investigating whether Marlins teammate Jarred Cosart shares sports betting with an alleged gambler on his Twitter account . Betting on baseball is a violation of the sport 's rules . ' I have not , nor did I ever , bet on the game of baseball , ' a spokesperson on Cosart 's now Twitter account said .