Mardi Gras 101 on World News Now

Our World News Now anchors share some Fat Tuesday knowledge.
1:21 | 02/21/12

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Transcript for Mardi Gras 101 on World News Now
Rob Nelson with a top stories on this sad to -- the cemetery were Whitney Houston is buried is now closed until further notice. Monday morning fans were allowed to visit her grave site. Which is still covered with flowers but without my headstone. However by afternoon more than a hundred cars -- the cemeteries lanes and even spilled onto the streets outside. Eight lucky crewmembers were barely able to escape from their sinking 200 foot mega -- it suffered a mechanical failure ultimately sank near a Greek island in the AG -- C last week. Rescuers battled gale force winds as they dangled from a helicopter trying to get onboard everyone was eventually brought to safety before that yacht sank. Medical alert this morning diet soda may be good for the waistline but it could mean you have a higher risk. Of having a heart attack researchers found that. Older people who drank sugar free soda every day were much more likely to have a heart attack they found -- no direct link between soda and our problems but did find the people who drank a lot of diet -- simply had more unhealthy. -- And Taco Bell is coming out of its shell for its fiftieth anniversary with some new items on the menu the one getting the most buzz is that taco shell made from. Yet Doritos Taco Bell is the six biggest fast food chain right behind Wendy's you can get more news any time an abcnews.com. Thanks for watching happy Mardi Gras. I'm rob Nelson.

This transcript has been automatically generated and may not be 100% accurate.

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