physicians or dentists that might help locate him. right. all that time i think holed up in abbottabad probably stoked his own paranoia considerably. he knew that he was isolated. i think one of the things that comes out from the documents is that he was still involved in setting strategic guidance for al qaeda. but he was quite paranoid. he was concerned about his own security. he was concerned about the security of all those he was in touch with. so you know, i guess he had read lots of popular literature that suggested there be transponders or transmitters in fillings. so it s an insight into what the mind of this man was like toward the end of his life. dan benjamin, greg miller thank you very much. we ll have more on this on nightly news tonight. now we have breaking news. the drug enforcement administration has raided pharmacies and pain clinics in four southern states today. part of an aggressive crackdown on prescription pain drug abuse. nbc s mark potter has been
memorial day weekend. this beach was packed with campers who had to be evacuated because of the oil spill. now there s a fear that this will affect much beaches, more wildlife, and more of the coastline further south. we ll keep you updated. for now, reporting for nbc news. thank you very much. we are following major breaking news from the dea, the drug enforcement administration. raided pharmacies and pain clinics in four southern states today part of this aggressive crackdown on prescription pain drug abuse. this is the largest crackdown in dea history. nbc s mark potter was there with law enforcement officials making those arrests today. he joins us on the phone now from little rock, arkansas. explain how deep and long this investigation of going. on. reporter: this investigation which is called operation pilluded, p-i-l-l, going on for 15 months. it s a serious operation. they re looking into the problem of prescription drug abuse in the south.