Libya on Saturday threatened to attack a North Korean-flagged tanker if it tries to ship oil from a rebel-controlled port, in a major escalation of a standoff over the country's petroleum wealth.
Mood remains dark in Crimea as Russians enter base
Russian and Ukranian officials are trying to form a contact group to diffuse the crisis in Crimea, but tensions there remain high as a convoy of hundreds of Russian troops enter a base in the provincial capital.
From chicken-powered landmines to giant ray guns, here are 10 truly extraordinary military weapons that never saw the light of day.
Music = Informer by Bob Bradley, Matt Sanchez and Laura-Jayne Hunter