Dragnet for DNA assailed Louisiana man, ACLU oppose sampling; serial killer hunt defended 01/07/2003 Associated Press BATON ROUGE, La. - Nearly 1,000 men have opened their mouths so police investigators could swab saliva and take cheek scrapings in search of DNA that matches that left behind by a serial killer. But some of the men have raised concerns that the DNA dragnet is too invasive and puts them in the position of having to submit to the "voluntary" testing or be branded as someone who could have killed four women. "They could have eliminated me as a suspect in...