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Tornado that hit Oklahoma resembles size of one that struck Elie, Man. in 2007
U.S. weather officials confirmed Tuesday that a tornado that hit an Oklahoma community was an EF-5 twister, the most destructive type possible. -
Oklahoma twister upgraded to EF-5, most destructive possible
A U.S. weather agency confirmed on Tuesday that the tornado that swept through an Oklahoma City suburb, killing 24 people, was an EF-5 twister, the fiercest and most destructive possible. -
Construction begins on the LRT
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Tornado safety