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                        Tuesday's contests offer 352 delegates among six states. Michigan is the biggest prize, and it could be another pivot point in this Democratic primary.
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                        After decades on the sidelines, the medical trade group is taking a more aggressive stance by fighting two North Dakota laws it says interfere with the doctor-patient relationship.
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                        "There's an obligation for authorities to show restraint" in their handling of people protesting the Dakota Access Pipeline, President Obama said in an interview with the news organization Now This.
 
 
 
