Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
A look at one of the key Senate races: Sen. Mitch McConnell vs. Alison Lundergan Grimes.
(CNN) - New Jersey Gov. Chris Christie's reelection campaign and the New Jersey Republican State Committee have been subpoenaed for documents by federal prosecutors investigating the George Washington Bridge traffic controversy, a law firm representing those groups said in a statement on Thursday.
The political groups also have received subpoenas from a special state legislative committee also investigating the matter that has rocked Christie's administration.