The company denies wrongdoing.
Kalashnikov USA has a facility near Marjory Stoneman High School in Parkland.
Tillerson ended his weeklong trip to Latin America on Wednesday. Was he able to rally support around Trump's policies in the region?
Its atomic energy spokesman said Iran would "take first retaliatory action immediately."
North Koreans are commemorating 100 years since her birth.
TransTeleKom, owned by Russia's state-run railroad company, is giving North Koreans an internet boost at a time when they likely need it the most.
"The choices Russia makes will decide what happens with respect to sanctions in the long run here," Kerry said.