Senator Rand Paul spoke without a pause for nearly 13 hours, in a tactic known as a filibuster, before yielding the floor before 01:00 (06:00 GMT).

BBC: US & Canada

Kentucky Senator Rand Paul recently made a splash when he endorsed immigration reform, and he had the right idea this week when he called for a simple, generous guest-worker program.

WSJ: Review & Outlook: Immigration Reform Roadblock

Conway is best known nationally for losing to GOP Senator Rand Paul in 2010 for the Kentucky Senate seat vacated by Republican Hall of Fame pitcher Jim Bunning.

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In another tense moment, Senator Rand Paul, a Kentucky Republican, said Mrs Clinton's acknowledgement that she had not read the cables from Libya seeking additional security ahead of the attack was "inexcusable".

BBC: Hillary Clinton defends handling of Benghazi attack

Rand Paul, the Republican senator from Koch Industries, demanded that the committee apologize to Apple.

WSJ: Barely Biting the Apple