Video captures tornado ripping through small town in Russia
(0:56)
Amateur video reveals power of Oklahoma twister
(0:53)
Scenes of devastation from the Moore, Oklahoma tornado
(1:50)
Massive tornado leaves trail of destruction in Oklahoma
(1:14)
Technologists say apps can aid in Asia
(2:00)
Cyclone kills at least six in Bangladesh
(0:50)
BP's Gulf spill payment problem
(1:46)
Bangladesh cyclone kills six
(0:55)
Myanmar's displaced flee cyclone
(0:57)
Evacuations underway in Bangladesh ahead of cyclone
(0:41)
Popocatepetl continues spewing ash, gas
(0:43)
Mexico volcano continues spewing smoke and ash
(0:37)