By Patricia Zengerle and Samuel P. JacobsWASHINGTON/CAMBRIDGE, Massachusetts (Reuters) - U.S. lawmakers demanded more answers...

By Euan Rocha and Alastair SharpTORONTO (Reuters) - Canadian police have arrested two men and charged them with plotting to d...

By Mark HosenballWASHINGTON (Reuters) - When the Obama administration declared it wanted to put suspects involved in the Sept...