Coast Guard Commandant Adm. Linda Fagan was relieved of her duties Jan. 20, President Donald Trump’s first day in office.

WASHINGTON (CNN) - President Donald Trump’s love for Diet Coke is well known. So, it’s no surprise his infamous “Diet Coke button” has been reinstalled at the Oval Office desk for his second term.

Some have an immediate policy impact. Others are more symbolic. Some already are being challenged by federal lawsuits.