Petty's family says his death last year was due to an accidental drug overdose.
"Assaulting a member of Congress is an offense we take very seriously."
Trump delivered his address from the Rose Garden.
Arizona officials are guaranteeing the Grand Canyon National Park will remain in full operation if Congress fails to pass a budget and a government shutdown ensues
President Donald Trump was supposed to be spending the weekend celebrating the one-year anniversary of his inauguration. Now he's dealing with a potential government shutdown.
Here's how a government shutdown could affect you