CHICAGO -- Food safety experts generally say that zapping spinach and lettuce with a tiny shot of radiation is the best way to vanquish deadly outbreaks of E. coli. It's safe, too, they say and the federal government officially agreed Thursday, allowing so-called irradiation of our leading leafy greens.

PARAMUS, N.J., Aug. 21 (UPI) -- Hunter Mahan's 9-under-par 62 Thursday gave him a four-stroke lead through one round at the PGA Barclays Golf Tournament in Paramus, N.J.

ANCHORAGE, Alaska, Aug. 21 (UPI) -- A grizzly bear shot this week because it was suspected of mauling Alaskans was cleared in one of the attacks through DNA testing, a scientist said.

LOBAMBA, Swaziland, Aug. 21 (UPI) -- Hundreds of women marched on the streets of Lobamba, Swaziland, in protest of a shopping trip taken by nine of the king's wives, participants said.

SAN ANTONIO, Aug. 21 (UPI) -- Patients breathing through a silver-coated endotracheal tube while on a ventilator were 36 percent less likely to develop pneumonia, U.S. researchers said.

SAN FRANCISCO, Aug. 21 (UPI) -- Emmanuel Burriss scored the winning run Thursday on a bottom of the ninth wild pitch in San Francisco's 4-3 win over the Florida Marlins.

HARTFORD, Conn., Aug. 21 (UPI) -- Trauma care professionals and patients differ regarding patients' care rights and divine intervention in recovery from an injury, U.S. researchers said.

WASHINGTON, Aug. 21 (UPI) -- A Florida anti-abortion minister who is a registered Republican will deliver the closing prayer at the Democratic National Convention, organizers announced.