Secretary Rumsfeld briefs reporters in the Pentagon on the call-up of up to 50,000 Reserve and Guard members. Secretary of Defense Donald H. Rumsfeld briefs reporters in the Pentagon on Sept. 18, 2001. Rumsfeld discussed the call-up of up to 50,000 Reserve and Guard members to augment active duty troops in the fight against terrorists. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 294651-G-SSA28-950.jpg Photo Gallery