White House Press Secretary Sean Spicer fielded questions about Secretary of State Rex Tillerson and Attorney General Jeff Sessions' trip to Arizona during a Tuesday news briefing. Video by PBS NewsHour
Tillerson issued an ultimatum to Russia on Tuesday shortly before arriving in Moscow for diplomatic talks: Side with the U.S. and like minded countries on Syria, or embrace Iran, militant group Hezbollah and embattled Syrian leader Bashar Assad.
Meanwhile, in Arizona, Sessions took a tour of the U.S.-Mexico border during a visit to Arizona.
WATCH: Spicer clarifies his initial statement that Hitler didn't use chemical weapons