Majority Leader Harry Reid compared his Republican colleagues to “greased pigs” on Tuesday as the Senate erupted in frustration over lack of progress on an energy bill and the Keystone XL pipeline. “For all those who don’t know what a greased pig contest is, here’s what it is: The organizers get a little pig, piglet, and they cover this little animal with tons of grease. It’s a greasy little pig,” Reid said. “The reason I mention this: Oftentimes working with my Senate Republican colleagues reminds me of chasing one of these little pigs in a greased pig contest. Regardless of...