Feds busted Los Angeles medical fraudsters accused of stealing $2 billion Thursday, cuffing white-collar thieves for unneeded surgeries, hunting the homeless for rehabs and billing the government for phony hospice care. Department of Justice officials charged 15 defendants in all, including medical professionals, for making fraudulent claims to government and private health care programs – including $1.6 billion sham rehab case, the largest of its type ever. Federal SWAT teams sought their suspects in a series of predawn raids, targeting high-class criminals such as Dr. Hany Malek, 61, an allegedly armed-and-dangerous chiropractor accused of keeping an arsenal in his $2...