from new york. thank you, susan. we are following other headlines including a tragic fire in houston that claimed four firefighters' lives. >> they went inside to find anybody trapped and then the walls collapsed on them. we will take you live to houston, but first -- >> a man with chronic acne creates one of fashion's favorite skin care lines. here is dr. sanjay gupta with a preview. >> beauty innovator. >> clark's botanicals didn't start as a business idea. >> how he overcame a devastating accident. >> i was told you will never get better. you will never lose your arms. don't even think about your legs. >> to create one of the