georgia was? >> what had happened to georgia? had anyone in her town survived the tsunami? coming up, zach knew he had to find her and a world away zach's parents still hadn't found him. >> this can't be happening. are you sure it's where zach is. >> when "dateline" continues. wid moderate-to-severe eczema, or atopic dermatitis, you never know how your skin will look. and it can feel like no matter what you do, you're itching all the time. but even though you see and feel your eczema on the surface of your skin, an overly sensitive immune system deep within your skin might actually be causing your eczema. so help heal your skin from within. with dupixent. dupixent is not a steroid, and it continuously treats your eczema even when you can't see it. at 16 weeks, more than 1 in 3 patients saw clear or almost clear skin, and patients saw a significant reduction in itch. do not use if you are allergic to dupixent.