Underneath the water, sonar being used, the canadian coast guard has a cutter there headed to the scene, private research vessels are also headed to the scene. it's not clear what sort of assets and expertise they will bring to the table. planes up in a cycle flying out of st. john's, newfoundland, looking for the titan. should it surface, here is robert simpson on the air efforts. >> specialized to see things from the air. so given everything they have toit and if it's on the surface we are fairly certain we would be able to find it. >> those on board include scientists and adventurers, inclu...