Libertarian Party vice presidential candidate Bill Weld has called for a robust intelligence response to curb the threat of homegrown terrorism, including a new counterterrorism task force and a community tips hotline.

Mr. Weld, former Republican governor of Massachusetts and a former federal prosecutor, said in an interview this week that a special 1,000-agent task force of FBI investigators and counterterrorism analysts would catch potential terrorists in the U.S.

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