The first test of Britain's nuclear defense system in four years, which took place in June 2016, accidentally fired an unarmed missile towards the US, the Sunday Times uncovered. The malfunction was subsequently covered up, and in the meanwhile, the British House of Commons voted to keep the missile system. "There was a major panic at the highest level of government and the military after the first test of our nuclear deterrent in four years ended in disastrous failure," a source told the Sunday Times. The submarine-launched Trident II D5 missile was allegedly intended for a target off the west coast of Africa, but started veering off target after it left the water. The Sunday Times reports that the submarine was off the coast of Florida when the missile was launched. UK Prime Minister Theresa May, elected into office after the test took place, refused to comment Sunday morning on whether she knew about the failure, saying she still had "absolute faith in our Trident missiles." In a