Negotiating teams for the Minnesota Nurses Association and 13 Twin Cities Hospitals begin discussing the financial terms for a new nurses contract today . The contracts for nearly 9,000 nurses expires on May 31st and the nurses union says its members want better working conditions, higher pay and a better system to attract younger people into the field. Yesterday, the union held an informational picket outside of one of the hospitals to draw attention to their cause. Minnesota Public Radio's Tom Scheck reports..