Climate change is on trial in Montana. In a landmark case, 16 young people are suing the state over effects like smoke, heat, and drought. It's just the first in a series of cases intended to pressure lawmakers into taking action on the environment. Here with more is Cheddar News Senior Reporter Chloe Aiello.
Surgeons transplanted a pig’s kidney into a brain-dead man and for over a month it's worked normally — a critical step toward an operation the New York team hopes to eventually try in living patients.