Nation and World

(MCT) — WASHINGTON — Increasingly uneasy senators subjected Gen. Keith Alexander, the head of the National Security Agency, to a tough grilling Wednesday as congressional concern grew over his agency’s cybersnooping.

(MCT) — WASHINGTON — Members of Congress on Tuesday expressed growing doubts about the way the country’s top-secret surveillance programs are managed, even as the top legislators from each party voiced confidence in the programs and showed little interest in a public discussion of the issue.

(MCT) — WASHINGTON — With an overwhelming vote, the Senate on Tuesday launched debate on an ambitious overhaul of the nation’s immigration laws, as Republicans, most of whom have not yet embraced the effort, declined to stand in the way of bringing it to the floor.