What We're Following This Evening

Political crisis in Venezuela: Opposition leaders in the country have begun the process of requesting a referendum to remove President Nicolas Maduro in the wake of “triple-digit inflation, Soviet-style production shortages, and a severe recession,” which have made the leader deeply unpopular, Reuters explains.

America’s most important fences: The White House was placed temporarily on lockdown late this afternoon after a man jumped a fence outside the Eisenhower Executive Office Building, which is right next door. He was detained by Secret Service and received medical treatment for a cut on his hand. Last year, a tall, metal perimeter with spikes was installed outside of the executive mansion after several similar fence-jumping attempts.

Another Super Tuesday: Voters are picking their preferred Democratic and Republican presidential candidates in five northeast states today. Follow the action with team politics here.

News from this afternoon here