June 4, 2015 7:25 pm Saying “No” to Legal Marijuana? Bertha Madras of Harvard Medical School, the former drug czar for the George W. Bush administration, explains her opposition to marijuana’s legalization. US & World Videos 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:33 Massive fire destroys Randolph apartment building 2:50 Rally held in Boston in support of Jewish college students 2:39 MIT president calls for shutdown of student encampments 0:16 4 people seriously hurt after boat sinks off Cape Cod