BostonGlobe.com Political Headlines - April 10, 2014 April 11, 2014 Here are the top political headlines from BostonGlobe.com today: N.H. girds for ‘kitchen sink’ race for US Senate: “This election’s really not about [Republican] Scott Brown,” said one analyst. “It’s about [incumbent] Jeanne Shaheen.” Jim O’Sullivan reports. 30 Mass. doctors split up $45 million from Medicare: The doctors received between $1 million and $3.1 million each in 2012 for treating elderly Medicare recipients. Liz Kowalczyk details the latest. Bush Sr.’s profile of some courage: If the decision to break the no-tax promise was a testament to political courage, making it in the first place was the essence of political expedience. Joan Vennochi details the story. Patrick looks to eliminate tech noncompete agreements: Such agreements are “a barrier to innovation in Massachusetts,” said Governor Deval Patrick’s housing and economic development secretary. Callum Borchers and Michael B. Farrell report.