Museum heist bags four Renaissance paintings, with two more dumped in the street

Antonello da Messina works, including three panels of his San Gregorio Polyptych, vanished from a Sicilian museum without setting off alarms.

The Polyptych of San Gregorio

Four Renaissance paintings by Antonello da Messina, including three of five surviving panels of his San Gregorio Polyptych, were heisted from the Regional Interdisciplinary Museum of Messina in Sicily. The thieves came and went without triggering alarms, police say, and they don't know who is responsible.

"It's a very, very …