WASHINGTON, Sept. 29 (UPI) -- The Senate Finance Committee defeated two amendments Tuesday that would have created a government-run option in an overhaul of the U.S. healthcare system.

Egyptian President Hosni Mubarak is in Washington and is set to meet Tuesday with President Obama, who is trying to move his Middle East peace initiative forward.

WASHINGTON, Aug. 4 (UPI) -- Northrop Grumman announced it has opened a new cybersecurity operations center that will detect and respond to potential cyber threats to its own corporate safety and act on behalf of clients worldwide.

WASHINGTON, April 6 (UPI) -- The U.S. space agency's controversial inspector general has submitted his letter of resignation to U.S. President Barack Obama.

DENVER, Aug. 27 (UPI) -- National security -- whether military or energy -- was the theme for Wednesday's session of the Democratic National Convention in Denver.

WASHINGTON, Aug. 15 (UPI) -- At least three of Sen. Barack Obama's potential running mates address the Democratic convention on the night the vice presidential candidate is scheduled.

WASHINGTON, July 1 (UPI) -- Democratic lawmakers say the U.S. Department of Health and Human Services is playing politics with Medicare payments to doctors.

WASHINGTON, June 5 (UPI) -- Two Senate Intelligence Committee reports have concluded the Bush administration gave the public biased assessments before the U.S. invasion of Iraq in 2003.

WASHINGTON, June 2 (UPI) -- A gathering row over CIA Director Michael Hayden's claim that U.S. forces have al-Qaida on the defensive illustrates the highly politicized territory on which senior U.S. security and intelligence officials are operating in an election year.