Unions show muscle, spent millions in state races

US tries behind scenes to end Israel-Hamas warfare

Congress: Egypt, Turkey can help resolve conflict

Petraeus biographer said to regret affair

US, Britain warn of risks of Israeli ground war

Obama's education agenda dominated by loose ends

Obama makes history with Myanmar, Cambodia visits

Congress to investigate Benghazi 'talking points'

Pelosi says no budget deal without tax rate hikes

Obama: Myanmar trip not an endorsement of govt.