Katie Lannan offers takeaways from the Senate's Mount Ida oversight hearing; Matt Murphy looks at the first "debate" of the race for governor; Colin Young talks about the possibility of sports betting in the Bay State; Andy Metzger covers the future of legislation regulating the tobacco purchase age, and shares a story of Tedy Bruschi's health; Michael Norton wraps up the week with a preview of stories we'll be watching *next week* on Beacon Hill. For a daily portion of Beacon Hill headlines, visit http://massterlist.com.