Rivals try to deflate F. Thompson campaign  —  Fred Thompson has had a relatively easy ride as he has flirted with a bid for the Republican presidential nomination.  His strategists have found traction promoting him as the heir to Ronald Reagan — and a conservative alternative to the top tier of the GOP field.

Hamas bids for total control  — In pictures: 24 hours of fighting in Gaza  —  Ahmed al Afifi, the Palestinian intelligence chief, nervously fingered a .45 pistol in his Gaza City home hours after it was hit with two Hamas mortars.  —  The first round blew a crater in his driveway.

New Justice Dept. Emails Reveal Top Rove Aides' Involvement In Attorney Scandal  —  Justice Department documents released tonight include new emails linking Karl Rove's top aides — former White House political director Sara Taylor, who resigned last month, and her deputy Scott Jennings — to the U.S. attorney scandal.

TV's 'Mr. Wizard' Don Herbert dies at 89  —  LOS ANGELES — Don Herbert, who as television's "Mr. Wizard" introduced generations of young viewers to the joys of science, died Tuesday.  He was 89.  Herbert, who had bone cancer, died at his suburban Bell Canyon home, said his son-in-law, Tom Nikosey.

U.S. official: Mosque attack may have been inside job … BAGHDAD, Iraq (CNN) — Authorities have evidence that Wednesday's bombing of the Askariya Mosque in Samarra was an inside job, and 15 members of the Iraqi security forces have been arrested, a U.S. military official said.

Coleman faces challenge from his former adviser  —  An Iraq war veteran and former adviser to Sen. Norm Coleman (R-Minn.) yesterday said he is considering a primary challenge against the lawmaker in 2008.  —  Retired Lt. Col. Joe Repya (R) lost a race for the state Republican Party chairmanship last week …

CBS blames sexism for bad ratings  —  Leslie Moonves, CBS chief executive, on Tuesday suggested that sexist attitudes were partly to blame for the faltering performance of Katie Couric, the news anchor he recruited to the network with a $15m annual pay package.  —  "I'm sort of surprised by the vitriol against her.

Investigator: Nifong privately acknowledged doubts in Duke lacrosse case  —  RALEIGH, N.C. (AP) — As Mike Nifong was calling the Duke lacrosse team a "bunch of hooligans" in public, he was privately acknowledging that the rape case would be hard to prove and that the accuser's story was filled …

Bush Lobbies G.O.P. Senators on Immigration  —  In an effort to revive a crippled immigration bill, President Bush visited the Capitol on Tuesday to try to assure wary Senate Republicans personally that border security was a driving force behind his push for changes in immigration law.

Vote-Fraud Demagogues  —  Americans overwhelmingly support voter ID.  Are they are all racists?  —  Appointments to the Federal Election Commission rarely draw attention.  But at a confirmation hearing today, there's likely to be some fireworks over Hans von Spakovsky.

Iraqis Are Failing to Meet U.S. Benchmarks  —  Iraq's political leaders have failed to reach agreements on nearly every law that the Americans have demanded as benchmarks, despite heavy pressure from Congress, the White House and top military commanders.  With only three months until progress reports …

Don't run, Al.  Don't!  —  The self-defeating Draft Al campaign is just the tip of the Democrats' woes.  Plus: Paris and Lindsay's mommy problems, and the heyday of Hollywood pizazz.  —  "Run, Al, run!"  —  This chant, according to media reports, is being heard from the crowd wherever former Vice President Al Gore speaks.

Database Is Tool in Deporting Fugitives  —  Police Officers Find Illegal Immigrants In Warrant Searches  —  Hugo Vinicio Hernandez knew that immigration agents could detain him at any time for having disregarded a deportation order in 2001.  But the Guatemalan man didn't think he would wind …