1. How the U.S. Army saved our national parks https://www.tweentribune.com/article/tween56/how-us-army-saved-our-national-parks/ How the U.S. Army saved our national parks Capt. Moses Harris and his troops from Company M, First Cavalry marched into Yellowstone in August 1886. They found that the world's first national park was in chaos. Fourteen years ... www.tweentribune.com 2. A 3-year-old boy..