Tonight... "The O"Reilly Factor" is on!

After four years in office, why is President Bush’s National Guard (search) service even an issue? We’ll ask Pulitzer Prize-winning journalist Carlton Sherwood.

Is John Kerry eyeing a former first lady as a potential running mate? Fox News political analyst Dick Morris weighs in.

Is Lehigh University disrespecting the president in a troubling way? We’ll investigate.

A brand new poll says Americans are conflicted about how to deal with gay marriage. We’ll sift through the numbers with pollster Scott Rasmussen.

Plus, why has the ACLU filed a complaint against the United States with the United Nations? Fox News senior judicial analyst Judge Andrew Napolitano explains.

And, it’s a "Factor" exclusive: Carlie’s father speaks out. Did his daughter’s alleged killer slip through the cracks of the criminal justice system? Joseph Brucia (search) wants answers on tonight’s edition of "The O’Reilly Factor."

Plus, don't miss a brand new edition of our world famous "Talking Points Memo" and "The Most Ridiculous Item of the Day."

See you in the No Spin Zone, tonight at 8 p.m. and 11 p.m. ET!