Pence sketches possible Patriot deployment in Estonia, vows US support

US Vice President Mike Pence on Sunday raised the possibility of deploying the Patriot anti-missile defence system in Estonia, one of three NATO Baltic states worried by Russian expansionism, Prime Minister Juri Ratas said."We spoke about it today, but we didn't talk about a date or time," Ratas told state broadcaster ERR after Pence began a visit to the tiny frontline state.The Patriot is a mobile, ground-based system designed to intercept incoming missiles and warplanes.