Las Vegas Review-Journal – Slot machine giant International Game Technology announced a deal Tuesday to replace 7,000 video poker machines at casinos nationwide that are operated by Caesars Entertainment Corp. Financial terms were not disclosed but IGT said the deal was part of the largest gaming re-investment Caesars has made in 10 years. The announcement was made on the opening morning of the Global Gaming Expo in Las Vegas. In a note to investors, Union Gaming Group Managing Director Bill Lerner said the deal could be worth as much 6 cents to 7 cents in annual earnings per share to…