Wall Street hit by mortgage fears [reuters 163898731] Oct. 19 – Summary of business headlines: Dow falls below 11,000 on mortgage worries, China hike; Goldman beats forecasts; Sales rise at Yahoo; Housing starts up in September. Conway G. Gittens reports. Reuters Video: Business Related posts: Milken’s Joel Kurtzman Discusses Wall Street Leadership: Video FCIC’s Angelides `Stunned’ by Ratings on Mortgage Bonds: Video Blast Fears Delay Search for 29 New Zealand Mine Raw Video: OH Store Hit With 2nd Smash-and-grab Raw Video: Australia Hit by Flooding Athens Hit by Wave of Mail Bombs Brangelina hit Paris premiere