A decade has passed since the ill-fated Columbia space shuttle orbiter and its seven-person crew ended their journey in catastrophe. During its Feb. 1, 2003 plunge back to Earth, the vehicle broke apart, with wreckage strewn across east Texas and western Louisiana.

PUNXSUTAWNEY, Pa. (AP) — An end to winter's bitter cold will come soon, according to Pennsylvania's famous groundhog.

WASHINGTON (AP) — The immigration debate is threatening to split the Republican Party, pitting those who focus mainly on presidential elections against those who care mostly about congressional races.

Five men pleaded not guilty Saturday after being formally indicted in a special court on 13 charges, including rape and murder, in the fatal gang rape of a woman in a New Delhi bus, a lawyer said.

BEIJING (AP) — A truck that exploded and caused an elevated stretch of highway to collapse in central China, killing 10 people, was loaded with holiday fireworks that were illegally produced and transported, authorities said Saturday.

VOLGOGRAD, Russia (AP) — An aged T-34 tank clattered into the center of the southern Russian city once known as Stalingrad and soldiers dressed in World War II-era uniforms marched solemnly as Russia marked the 70th anniversary of the end of one of modern warfare's bloodiest battles.

MUNICH (Reuters) - The leader of the Syrian opposition was expected to meet U.S., Russian and U.N. officials on Saturday at a Munich conference which may provide a rare chance to overcome differences on how to end Syria's civil war. U.S. Vice-President Joe Biden, head of the Syrian National Coalition Moaz Alkhatib, U.N. envoy Lakhdar Brahimi and Russian Foreign Minister Sergei Lavrov were all expected to meet - but not necessarily all at the same table, as the opposition hoped. ...

TIMBUKTU, Mali (Reuters) - French President Francois Hollande flew to Mali on Saturday to support French troops fighting Islamist rebels in the Sahel nation, and he visited the famed ancient city of Timbuktu that was recaptured from al Qaeda-allied fighters six days ago. Hollande, accompanied by his ministers for defense, foreign affairs and development, was greeted by a group of dancers and singers at Timbuktu airport and then went on to visit the Grand Mosque in the UNESCO World Heritage Site city. ...

ANKARA, Turkey (AP) — A Turkish official says a suicide bomber who struck the American Embassy in Ankara spent four years in prison on terrorism charges before being released for a brain disorder contracted while on hunger strike.

PESHAWAR, Pakistan (AP) — Militants attacked an army post in northwestern Pakistan with automatic weapons, rocket-propelled grenades and suicide vests before dawn on Saturday, killing 23 people including 10 civilians, officials said. Twelve attackers were also reported killed in the assault.

MUNICH (AP) — U.S. Vice President Joe Biden is telling an international security conference that there's still time for diplomacy to succeed in resolving concerns over Iran's nuclear program — but he's insisting that it's up to Tehran to show good faith.

LOS ANGELES (AP) — Retired Roman Catholic Cardinal Roger Mahony defended his tattered legacy Friday in a sharply worded letter to his successor, one day after Archbishop Jose Gomez stripped him of his administrative duties and bowed to a court order to release thousands of pages of confidential files on sexually abusive priests.

CHICAGO (AP) — A convicted murderer from Indiana who was mistakenly released following a Chicago court appearance was back in custody Saturday after authorities tracked him down about 60 miles away.

MIDLAND CITY, Ala. (AP) — As a police standoff with an Alabama man accused of holding a 5-year-old boy hostage in an underground bunker entered its fifth day, authorities were saying little except that their talks with the 65-year-old loner were continuing through a ventilation pipe.

PUNXSUTAWNEY, Pa. (AP) — Furry little Punxsutawney (puhnk-suh-TAW'-nee) Phil is ready to make his annual appearance out of Gobbler's Knob in west-central Pennsylvania.