Not later than 90 days after the first briefing required under section 2, the Secretary shall submit to the Committee on Homeland Security of the House and the Committee on Homeland Security and Governmental Affairs of the Senate a plan to enhance the effectiveness of Department of Homeland Security personnel at foreign locations. (b) Plan requirements The plan required under subsection (a) shall include proposals to— (1) improve efforts of Department of Homeland Security personnel at foreign locations, as necessary, for purposes of providing foreign partner capacity development and furthering the Department’s counterterrorism mission