The White House on Friday called on Syrian President Bashar Assad to "step down now," warning he was taking his country down a "very dangerous path."

In a statement, spokesman Jay Carney condemned the killing of Kurdish opposition leader Meshaal Tamo as well as the beating of a prominent Syrian activist, saying it showed "again that the Assad regime's promises for dialogue and reform are hollow."

U.S. Vice President Joe Biden met Thursday at the White House with Kuwaiti Prime Minister Sheikh Nasser Mohammad al-Ahmad al-Sabah for talks on the Arab Spring and the emirate's thorny ties with Iraq.

The pair discussed a range of issues, "including the changes underway in the region as a result of the Arab Spring, and the importance of resolving outstanding issues between Kuwait and Iraq," the White House said.

One of the most devastating wildfire outbreaks in Texas history left more than 1,000 homes in ruins Tuesday and stretched the state's firefighting ranks to the limit, confronting Gov. Rick Perry with a major disaster at home just as the GOP presidential contest heats up.

More than 180 fires have erupted in the past week across the rain-starved Lone Star State, and nearly 600 of the homes destroyed since then were lost in one catastrophic blaze in and around Bastrop, near Austin, that raged out of control Tuesday for a third day.

The stuttering U.S. economy added no jobs in August amid recession fears and political turmoil over the government's finances, bleak official data showed Friday.

Employment in the private sector, previously the main engine for job growth as revenue-strapped governments shed workers, "changed little" in most major industries, the Labor Department said.

U.S. President Barack Obama said as momentous scenes unfolded in Tripoli Sunday that Moammar Gadhafi's regime had reached a "tipping point" and the Libyan "tyrant" must leave now to avoid further bloodshed.

In a written statement, Obama also looked to the post-Gadhafi era, calling on Libyan rebels who have surged into Tripoli to respect human rights.

President Barack Obama accused Republican Tea Party activists of holding back the economic recovery Tuesday, hiking pressure on Congress to pass his yet-to-be unveiled jobs plan.

On the second day of a three-day bus tour of midwestern states, Obama expanded on his theme that political brinksmanship in Washington was harming America's capacity to speed up the slowed recovery.

The United States said Monday it was working with "a broad array" of other countries to pressure Syrian President Bashar al-Assad to end the "outright murder of his own people."

Assad "has to cease the systematic violence, mass arrests, and the outright murder of his own people," White House spokesman Jay Carney told reporters.

U.S. President Barack Obama shrugged off his political woes and swept into New York City on Thursday for a star-studded fundraising blitz which could net his 2012 reelection bid $2.3 million.

The president, trying to bounce back from the worst week of his crisis-hit White House term so far, rubbed shoulders with Gwyneth Paltrow, Vogue editor Anna Wintour and R&B diva Alicia Keys at a top dollar fundraiser.

U.S. President Barack Obama on Wednesday remembered the dead of the "awful" September 11 attacks in 2001, including Muslim Americans, as he marked the holy month of Ramadan at an Iftar dinner.

The president launched what will be a solemn series of events to mark the 10th anniversary of the attacks by al-Qaida operatives using hijacked airliners on U.S. centers of power in New York and Washington.

President Barack Obama and his Republican foes clashed Monday on whether a new congressional "super committee" could even look at raising taxes as it works to rein in runaway deficits by $1.2 trillion.

The confrontation stoked concerns that the panel, created in the hard-fought debt-limit deal Obama signed into law last week, is doomed to deadlock even before leaders of the polarized House and Senate name its 12 members.