Mexico Threatens Suits Over Guard Patrols  —  CIUDAD JUAREZ, Mexico - Mexico said Tuesday that it would file lawsuits in U.S. courts if National Guard troops on the border become directly involved in detaining migrants.  —  Mexican border officials also said they worried that sending troops …

Read Verizon's statement  —  The wireless carrier denies reports that it provided the government with access to customer phone calls.  —  NEW YORK (CNNMoney.com) - Verizon Communications Inc. denied Tuesday reports that it provided the National Security Agency with customer phone records.

Termination, suspension possible for Churchill Governor calls for controversial professor to resign  —  University of Colorado professor Ward Churchill plagiarized, fabricated and falsified material and was disrespectful of American Indian traditions in his writings, a report released today said.

Senate Casts First Votes on Immigration  —  WASHINGTON, May 16 — Senators cast their first votes on immigration legislation this afternoon, just as President Bush vowed to work closely with skeptical members of Congress on a comprehensive bill to fix a system that does not work.

FBI Secret Probes: 3,501 Targets in the U.S.  —  Brian Ross and Maddy Sauer Report:  —  The Department of Justice says it secretly sought phone records and other documents of 3,501 people last year under a provision of the Patriot Act that does not require judicial oversight.

Forever Pregnant  —  Guidelines: Treat Nearly All Women as Pre-Pregnant  —  New federal guidelines ask all females capable of conceiving a baby to treat themselves — and to be treated by the health care system — as pre-pregnant, regardless of whether they plan to get pregnant anytime soon.

Republican Leadership Approval Hits All-Time Low  —  Public confidence in Republican governance has plunged to the lowest levels of the Bush presidency, with Americans saying they now trust Democrats by wide margins to deal with Iraq, gasoline prices, immigration and more …

Midnight in the garden of Moe and Curley  —  It is growing very dark in the increasingly shoddy and ethereal Scooter Libby investigation, where Patrick Fitzgerald, bumping into the furniture, stubbing his toes, muttering something about it making no sense, but regardless of the mounting absurdity …

Tony Snow: Tar babies...  Tony Snow: Tar babies...  When I heard Tony Snow use the term "tar baby" while responding to a question in his first televised Press conference today, it actually startled me.  Doesn't Tony understand what that phrase means to many people in this country?

Bush Immigration Speech: Half Disappointed, Half impressed Nation also split whether Bush plan will solve immigration problem; Bush approval - 32%  —  President Bush's speech to the nation on immigration reform Monday night drew mixed reviews, but left a plurality of likely voters across …

'Da Vinci Code' Misses the Mark for Critics  —  CANNES, France - "The Da Vinci Code" drew lukewarm praise, shrugs of indifference, some jeering laughter and a few derisive jabs Tuesday from arguably the world's toughest movie crowd: critics at the Cannes Film Festival.

IRAN'S (COSTLY) WAR ON AMERICA  —  May 16, 2006 — ALTHOUGH "silly season" is still several weeks away, the media are al ready in frenzy about a new war in the Middle East - this time involving the Islamic Republic of Iran.  —  A few American "investigative reporters," quoting anonymous sources …