By Anthony Faiola / Stephanie Kirchner in Berlin, Stefano Pitrelli in Treviso, Italy, and Brian Murphy in Washington contributed to this report

BERLIN — The United Nations refugee agency estimated Tuesday that as many as 850 migrants had perished in a boat capsizing this week off the coast of Libya, as the ship’s captain and a crew member were taken into custody on criminal ­charges.

Continua la lettura di U.N. estimates up to 850 migrants perished in capsized boat off Libya →

By Anthony Faiola and Brian Murhpy / Stefano Pitrelli contributed to this report

BERLIN — Spurred by Sunday’s migrant disaster, which authorities feared would be the deadliest ever in the Mediterranean Sea, the European Union on Monday vowed to ramp up lifesaving search-and-rescue operations even as more rickety vessels bound for Europe fell into distress.

Continua la lettura di E.U. vows to boost migrant search-and-rescue efforts →