they are used to having homeless people around, but were rattled having to clean up the remnants of a murder before opening up shop. >> i'm saddened by the fact that, you know, four people were murdered. besides that, i mean, i guess for me it comes with the job, it is a shame. it is a problem. not only here in new york city, it is also nationwide. >> more than 63,000 people in new york city are homeless with about 4,000 sleeping on the streets every night. in a city of 8 1/2 million people, it amounts to nearly 1 in every 121 new yorkers, according to a homeless nonprofit. on friday, the metropolitan transit authority said about half those people are sleeping in subways. that number has jumped 20% since last year. a task force is working to more than 2,000 people sleeping underground to shelters. police have assured residents near the chinatown crime scene it doesn't appear there's on going threat to the homeless community or otherwise and the attacks were random homeless on