Six-legged robot submersible, Crabster, joined recovery crews at the site of the sunken Sewol ferry on April 24. The official death toll now stands at 171, according to local news reports. The ... more 
Six-legged robot submersible, Crabster, joined recovery crews at the site of the sunken Sewol ferry on April 24. The official death toll now stands at 171, according to local news reports. The search continues for 131 other still unaccounted for. This footage shows the crabster robot, which is the size of a small car, being lowered into the water. The robot can walk along the sea bed and is intended to help divers during the search. Credit: Republic of Korea Coast Guard less 
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Thu, Apr 24, 2014 12:10 PM EDT