WYSJ-CD

For the science and psychology behind some of the greatest shots in military history, snipers deconstruct their missions, ranging from Vietnam to Iraq and Afghanistan; a Canadian sniper recounts hitting a Taliban fighter from 1.5 miles away.

Military and police specialists recount feats of marksmanship; accounts of the longest shots and the deadliest ambushes in Vietnam, Iraq and the Alaskan wilderness.

Investigating whether a Pacific typhoon or a structural flaw caused the sinking of a British freighter with all 44 hands in 1980.

In the space of two weeks, the New Jersey clam-fishing fleet loses four boats and 20 men.

In the summer of 2002, a series of mysterious small oil spills spreads alarm along the northern California coastline.

A freighter named the Edmund Fitzgerald and its 29-man crew disappeared beneath the stormy waters of Lake Superior on Nov. 10, 1975.

Marine archaeologists search for the wreck of the Portland, one of hundreds of ships sunk during 1898 Thanksgiving weekend storms off the coast of New England.

Divers explore the wreck of the Montana, a "mountain boat" built to carry passengers and freight West that sank on the Missouri River in 1884.

Mel Fisher locates treasure from the Nuestra Señora de la Atocha, a Spanish galleon that went down off the Florida Keys in 1622.

Remnants of an 18th-century Chinese opium trader turn up in California in 1984.

Investigating whether a Pacific typhoon or a structural flaw caused the sinking of a British freighter with all 44 hands in 1980.

In the space of two weeks, the New Jersey clam-fishing fleet loses four boats and 20 men.

In the summer of 2002, a series of mysterious small oil spills spreads alarm along the northern California coastline.

A freighter named the Edmund Fitzgerald and its 29-man crew disappeared beneath the stormy waters of Lake Superior on Nov. 10, 1975.

Marine archaeologists search for the wreck of the Portland, one of hundreds of ships sunk during 1898 Thanksgiving weekend storms off the coast of New England.

Divers explore the wreck of the Montana, a "mountain boat" built to carry passengers and freight West that sank on the Missouri River in 1884.

Mel Fisher locates treasure from the Nuestra Señora de la Atocha, a Spanish galleon that went down off the Florida Keys in 1622.

Remnants of an 18th-century Chinese opium trader turn up in California in 1984.

Investigating whether a Pacific typhoon or a structural flaw caused the sinking of a British freighter with all 44 hands in 1980.