 Payment processing solutions provider Shift4 Payments Inc NYSE: FOUR has announced that it will be the preferred payments provider for BetMGM, a leading online gaming and sports betting platform owned by MGM Resorts International NYSE: MGM and Entain Plc OTC: GMVHF. Shift4 will power online gaming and sports betting transactions through BetMGMs website and mobile application, using the end-to-end processing technology. 