Federal Bureau of Investigation
US Senator Chuck Schumer has called on the FBI to investigate the photo app.But is everyone overreacting?
The US president also said he might not tell the FBI.
He also called the FBI "scum".
President Donald Trump ranted for nearly 90 minutes in Wisconsin on the same night as the White House Correspondents Dinner.
Kellyanne Conway had "alternative facts." Now, Sarah Huckabee Sanders has her own phrase for falsehoods.
The US president dismissed reports the FBI is investigating his past links with Moscow.
The sting operation to recover them took a year.
The charges come after a judge received death threats for granting them bail.
He is the third highest-ranking person to be fired from the FBI during the Trump administration.
Senior Democrat says 'nonsense' claim is an 'abuse of power'