“Green Line extension breaks ground — for real, this time” (Boston Globe)
“Officials Break Ground On Green Line Extension” (WBUR)
“Green Line Extension breaks ground” (Somerville Times)
“Federal, state officials celebrate groundbreaking of $2.3B Green Line extension” (WHDH TV 7NEWS)
“MBTA Green Line Extension Project Officially Underway in Somerville” (NECN)