Foreign correspondent Anthony Shadid has died in Syria.

Mr. Shadid had won two Pulitzer Prizes for his coverage of the war in Iraq. His assignments had taken him into danger many times. Once he was shot in the shoulder. He went into Syria on a motorcycle across rugged terrain.

In 2011, Shadid and three colleagues were reported missing in Eastern Lybia, reporting on the uprisings against Ghaddafi. Two days later, Lybia agreed to free him and his colleagues.

But, in the end, it was not these sorts of dangers that killed Shadid. It was an asthma attack. Shadid apparently was allergic to the horses that some guides in Syria used. He had endured one asthma attack already and the second bad one caused his death.

The Asthma and Allergy Foundation of America lists some startling facts about the disease:

Every day in America:

Shadid left behind a wife and two children.