Rep. Bill Cassidy (R-La.) goes out on a limb with a new attack ad -- and falls off.
A Karl Rove group is attacking Alison Grimes for positions once supported by another Rove group.
Thom Tillis (R) is being hammered for $500 million in education cuts, but that number is being taken out of context.
A new Crossroads GPS ad attacking Obamacare features some out-of-date facts
Senate Majority PAC is attacking Mitch McConnell with an attack on a key part of Bill Clinton's legacy.
In the Arkansas senate race, Rep. Tom Cotton (R) is running an ad based on a claim debunked eight years ago.
A new attack ad suggests Sen. Mitch McConnell (R-Ky.) became a millionaire because of his office. That's false.
Big-money groups are attacking other big-money groups using a catch-phrase from a Watergate-era film.
Sen. Lamar Alexander (R-Tenn.) claims that Obama is creating a national school board. Is that really the case?
Rep. Bill Cassidy (R-La.) makes a confusing attack on an Obamacare "exemption" his staff benefits from.