Assistant Attorney General Thomas Perez is President Obama’s choice to head the Department of Labor. (Ross D. Franklin/AP)

Here’s what the Loop is reading Monday:

Long labor — As long expected, the White House is naming Tom Perez as Labor Secretary.

State of their unions — One doesn’t usually think of “Supreme Court Justice” and “modern” in the same sentence, but our colleague Bob Barnes points out — ahead of the court’s decision on gay marriage — that the nine Supremes’ own unions “reflect the diversity of modern marriage.”

Golden parachutes — Former Obama campaigners, particularly the data folks, are a hot commodity in the business world.