Evening News Online, 04.27.12

The Secret Service is cracking down on the behavior of its agents, issuing a new code of conduct for agents on drinking, visiting questionable establishments and more; Also, the people of New York City were witnesses as the Shuttle Enterprise (atop a 747 plane) flew over the city's landmarks en route to its final destination; And, Steve Hartman catches up with an unusual rancher Charles Kuralt met a few decades back.

Law enforcement officials are on high alert as messages from known terrorists urge attacks on the anniversary of Osama bin Laden's death; Also, the CIA officer in charge of the interrogation of 9/11 mastermind Khalid Sheik Mohammed describes what it was like waterboarding the terrorist; And, a recording of Louis Armstrong's last trumpet performance has been rediscovered after 40 years .

The U.S. Supreme Court is reviewing Arizona's controversial immigration law that among other things allows police to check immigration documents of people; Also, USDA investigators are trying to identify where a cow suffering from mad cow disease was born and if it ever gave birth; And, after "60 Minutes" first aired a story two years ago on Elizza Montani's mission to help mend the lives of children affected by war, her charity has since received overwhelming support.

Secret Service Director Mark Sullivan made an appearance on Capitol Hill to assure lawmakers that he was moving to resolve the prostitution scandal; Also, the government reported a new case of mad cow disease discovered in California - the first in the U.S. in six years; And, after years of oppression, Burmese refugees are preparing for the culture shock of American life at a camp in Thailand.

An April snowstorm took residents in the Northeast by surprise dumping more than a foot of snow in some areas; Then, a 12th military service member has been linked to the Cartagena, Colombia prostitution scandal; Also, A hot new sport in England exercises and punishes both brain and body.

A storm system moving up the U.S. East coast is expected to bring heavy rain across the Northeast and dump more than a foot of snow in parts of Pennsylvania; Then, sources tell CBS News George Zimmerman is eager to go free on bail but mindful of the threats he faces outside; Also, Nevada's mining industry is in the middle of a gold rush, with prospectors pouring in from all over the country.