(KTVU) - At noon Eastern and 9 AM Pacific time.. President Donald Trump took the Oath of Office and became the 45th President of the United States.
The moment he took the oath... there was a big change on-line.
The White House web page shifted from a photo of former President Obama walking on the lawn with a quote, to a bright blue screen with a picture of President Trump and Vice President Mike Pence.
The other big change? POTUS Twitter account