A recent article from ABC News talks about how Oklahoma plans to legalize in person sports betting. Other notes from the article include

Oklahoma is looking to follow it surrounding states, Arkansas has legalized sports betting in the casinos and Kansas is working on the agreement now. Missouri has had talks of legalization as well

“The Oxford Economics Group believes legal sports betting would bring around $240 million dollars a year”

Currently, 30 states have legal sports betting as well as another 15 are considering it for 2022.