Counting almost finished in Anne McIntosh vote. Result expected any minute.
More top news
Today's demand for action could be the largest climate protest in history as millions are set to take to the streets all over the world.
The rare object, made in Limoges, France, in the 13th century, was found in 1826 in the ruins of St Mary's Abbey in York.
If the company were to go under, an estimated 180,000 people could be stranded abroad.