Investigative pieces published April 10 by the San Francisco Chronicle and CNN prompted swift distancing from Democratic colleagues. Swalwell ended his campaign and on April 13 announced he would resign from Congress, apologizing for "mistakes in judgment" while saying he would fight a false allegation made against him.
Swalwell had once praised Snapchat as a way to "restore faith in democracy" and earned the nickname 'Snapchat king of Congress' for his prolific use of the platform — a detail now central to the unfolding controversy.