The Oklahoma Horse Racing Commission (OHRC) has suspended the Sooner 6ix wager until further notice and all wagers on the Sooner 6ix placed Friday were to be refunded, according to a tweet from Remington Park. The decision stems from Remington's failure to pay out the Sooner 6ix jackpot Apr. 10 to horseplayer Jeff Arthur, who constructed what appeared to be a unique winning sequence using 2,016 combinations ($403.20 ticket cost) Apr. 10. Remington Park claimed that a dead-heat created a second winning ticket, thus nullifying the jackpot. Arthur instead was...