Trump set to attend Big Oil fundraiser following quid pro quo offer

Presumptive Republican nominee Donald Trump will reportedly attend a fundraising luncheon organized by leading oil and gas executives in Houston on Wednesday, following a controversial offer he made to the industry to roll back environmental regulations in return for $1 billion in campaign donations—with two companies associated with both events.

At his Mar-a-Lago Club last month, Trump told a group of roughly two dozen oil and gas executives that $1 billion would be a "deal" for them, given...