Word: unclearly
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...study participants were overweight; ranged in age from 25 to 85; and included African Americans, Hispanic Americans and other ethnic groups that are, for reasons that remain unclear, particularly susceptible to developing diabetes. In addition, all the test subjects had trouble metabolizing glucose. Yet the lifestyle changes were clearly beneficial in each of these categories, with those over 60 showing the most improvement...
According to Jane H. Corlette, acting vice-president for Government, Community and Public Affairs, it is still unclear what the impact of Bush’s decision will...
Condit did catch one break last week, when law-enforcement sources said they now believe that Modesto-area minister Otis Thomas--who happened to do landscaping work for the Levys--had fabricated claims that his daughter had had an affair with Condit when she was 18. What is unclear, investigators say, is whether the Levys, who amplified the charge, had any reason to think Thomas was not telling the truth. A source who spoke to Susan Levy told TIME she believed his claims were "true and accurate." But any benefit Condit might have gained from that disclosure was undercut...
...unclear whether President Bush will sign such a provision. He has spoken against racial profiling in only the most general terms. But conservatives are mounting a campaign to defeat the legislation. In the City Journal, based in New York City, Heather Mac Donald, senior fellow of a right-leaning think tank called the Manhattan Institute, argues that disproportionate traffic stops may be rational because there is "some evidence" that minorities commit more traffic violations per capita...
...would be an acceptable compromise. But scientists and their backers in the world of patients would hate that solution, since research on adult stem cells, while promising, has three big drawbacks: adult stem cells are difficult to find in the body; they are difficult to grow; and it's unclear how versatile they will be. Embryonic stem cells are far from a proven technology--developing them into real therapies will require armies of scientists and perhaps many years of work--but they don't have those basic drawbacks...