The Interstate 5 Bridge over the Skagit River in Northwestern Washington State collapsed on Thursday evening, dumping vehicles and people into the river. State troopers are not certain if there were any injuries or deaths. (May 24)

Bridge collapse survivor Dan Sligh described his entire ordeal while talking to reporters in Washington State. Sligh was driving on the I-5 Bridge over the Skagit River when a section of it collapsed, sending his vehicle into the water. (May 24)

Just two days after a deadly EF5 tornado ravaged Moore, Oklahoma many survivors and heroes are returning to their beloved community. (May 22)

After storms like Sandy inundated coastal areas last year, forecasters have developed an experimental model to show potential areas of impact in a deadly "storm surge." (May 23)

Dozens of students and three school bus drivers were injured on Wednesday, when four school buses had a chain-reaction collision. Most of the injuries were minor. (May 23)

The National Weather Service says the tornado that hit Moore was a top-of-the-scale EF5 twister with winds of at least 200 mph. It cut a path 17 miles long and 1.3 miles wide. Aerial video shows the path of destruction. (May 21)

Workers raced Tuesday to complete the search for survivors and the dead in the Oklahoma City suburb where a mammoth tornado claimed 24 lives. Scientists concluded the storm was a rare and extraordinarily powerful type of twister known as an EF5. (May 21)

Harvey and Terry Brown survived the tornado inside the Moore Medical Center on Monday. When they came outside, their Honda Civic was nowhere to be found. (May 21)

Two-mile-wide tornado touched down just as students were being released from school.

Elementary schools, homes and hospitals were destroyed in the monster twister's wake.