British and French leaders have ramped up a war of words over dangerous crossings of the English Channel after at least 27 people died making the sea journey Wednesday, bringing to a head simmering tensions in the migration crisis.
Moscow stepped up its war of words with Washington on Sunday, saying air strikes by a U.S.-led coalition on the Syrian army threatened the implementation of a U.S.-Russian ceasefire plan for Syria and bordered on connivance with Islamic State.