i think that the bole epidemic has highlighted the need to have good procedures in place to track the disease . chikungunya presents a different kind of problem because it can spread fairly quickly as it has on the islands in the indian ocean, so we may need to change our symptoms in response. and our response needs to be timely in order to control the vector of the mosquito control that was described. >> amesh, we were talking earlier just how long this disease can stick with you, and the possible, really long-term effects of discomfort, pain, swelling of an arthritis-like condition for a long time. does that help us when we have to turn around and talk to the public about draining standing water in the backyard, about making sure that people take precautions, that they use bug spray when they go to certain places in the caribbean. does the down stream help us in the messaging to the public about why it is so vital to stop its spread? >> when people are faced knowing that they may be exposed to a virus that will leave them with debilitateing aches and pains, and people with lingering

the objectives in and around gielinkierhim had been finish pd general boling picked linnic as the ideal place for the planned river crossing. >> before our actual combat experience, we always thought that engineers were people who came along after we passed through and repaired bridges and so forth. we actually had engineer squads with each rifle platoon whose function was to place explosive charges and pill box and this helped a great deal in overcoming this resistance. >> in the murderous frontal attack that followed, several discoveries were made. all sectors of the german western front had strict orders to relinquish as little german territory as possible. every inch of ground was to be defended tenaciously. the uncertainty concerning the allied situation posed a conspicuous problem. >> never know what the enemy, one does not know for certain how strong he is. one does not know about his disposition. many things can only be guessed but there are certain impressions one does acquire. we were of the opinion that the american unit excellently equipped and under good leadership was head