House Armed Services Committee Chairman Adam Smith (D-WA) says he is "deeply troubled" that Defense Department officials did not mention the planned deployment of additional troops to the southern border when they appeared at a hearing Tuesday, while across the river at the Pentagon, Acting Defense Secretary Pat Shanahan told reporters he expected "a few thousand" more to be deployed soon. “I am deeply troubled that the witnesses did not disclose the upcoming increase in guard, reserve, and active duty...