A Russian performance artist nailed his genitals to the ground outside Moscow's Red Square in protest over Russia's "police state" as the country marked national police day.

A witness in the Costa Concordia shipwreck trial has described how the captain jumped aboard a lifeboat, testifying how the commander wasn't the last to abandon the rapidly capsizing luxury cruise ship.

The European Space Agency says one of its research satellites re-entered the Earth's atmosphere on an orbit that passed over Siberia, the western Pacific Ocean, the eastern Indian Ocean and Antarctica.

"We will remember them," says the "Ode of Remembrance" recited around the world each Armistice Day.