Zinke: Border wall “complex,” faces geographic challenges

By Matthew Daly and Alicia A. Caldwell, The Associated Press
WASHINGTON — Geographic and physical challenges — including the Rio Grande and threatened wildlife — will make it difficult to build the “big, beautiful wall” that President Donald Trump has promised on the U.S.-Mexico border, Interior Secretary Ryan Zinke said Wednesday.
Building a wall “is complex in some areas,” including Big Bend National Park and along the river, which twists through