NBA Commissioner Silver Backs Betting on Pro Sports

The transcript covers three main topics: a potential merger between Baker Hughes and Halliburton in the energy sector, Airbus's financial performance with a notable profit gain and aircraft sales, and the NBA's commissioner advocating for the legalization of sports betting in the US. The merger could be announced soon, Airbus exceeded profit expectations, and the NBA suggests a federal framework for sports betting.

What does Adam Silver propose regarding betting on professional sports?

In which state is betting on pro sports currently illegal, according to the text?