BREAKING: U.S. Secret Service Director Kimberly Cheatle has resigned - NBC

NEW: Biden will deliver a speech tomorrow about his decision to end his presidential campaign - WaPo

NEW: Biden says he'll address the nation at 8 p.m. ET tomorrow to talk about "what lies ahead and how I will finish the job"

NEW: Joe Biden has tested negative for COVID and his symptoms have resolved, according to his doctor

JUST IN: Joe Biden appears in public for the first time since COVID diagnosis last week

BREAKING: Saurya Airlines plane with at least 19 people on board crashes during takeoff in Kathmandu, Nepal

BREAKING: Mexican drug lord Ismael "El Mayo" Zambada, co-founder and leader of the Sinaloa Cartel, detained during sting operation in El Paso, Texas - Reuters

UPDATE: Joaquin Guzman Lopez, son of "El Chapo" Guzman, also detained near El Paso, Texas - Reuters

JUST IN: Barack and Michelle Obama endorse Kamala Harris for president

JUST IN: 3 members of American gospel group The Nelons among 7 killed in Wyoming plane crash

BREAKING: Venezuela's National Electoral Council claims Nicolás Maduro received majority of votes in presidential election

BREAKING: Ambulance service says at least 8 people stabbed in Southport, UK. Suspect in custody

BREAKING: Mass stabbing in northwest England happened at Taylor Swift-themed workshop for young children - BBC

BREAKING: Former BBC presenter Huw Edwards charged with making indecent images of children - PA

JUST IN: U.S. national debt hits $35 trillion

BREAKING: Panama suspends diplomatic relations with Venezuela after disputed election

U.S. announces another $1.7 billion in military aid for Ukraine, including missiles and ammunition

BREAKING: UK police confirm 2 children killed, 11 injured in "ferocious" knife attack at Taylor Swift-themed event in Southport

BREAKING: Hamas leader Ismail Haniyeh killed in Tehran attack

BREAKING: Iran's supreme leader issues order to strike Israel in retaliation for killing Hamas leader, Iranian sources say - NYT