The Stradivarius in the Storage Unit

In 2014, a Stradivarius violin worth $5 million was stolen from concertmaster Frank Almond outside a Milwaukee concert hall. Police recovered it three weeks later in a suitcase, stuffed in an unheated attic. The instrument, handcrafted in 1715 by Antonio Stradivari himself, had been treated like a piece of luggage — tossed aside by someone who had no idea what they were holding.…