Americans barred from leaving Egypt seek refuge at US embassy in Cairo
Three US citizens move into embassy as tensions mount over Egyptian crackdown on pro-democracy and human rights groups
IAEA approves stress tests on Japan reactors
UN inspectors have given their backing to tests designed to confirm the reactors’ safety, despite concern from some experts
Occupy protesters arrested after clashes with Oakland police
City authorities say activists broke into city hall and burned US flag, but movement claims it was highlighting plight of homeless