January 17, 2014 12:10 pm Laser helps preserve history High-tech laser makes architectural masterpieces into 3D creations US & World Videos 1:13 Firefighters respond to 5-alarm fire in Chelsea 2:47 Brian Higgins, witness in Karen Read trial, explains why he destroyed his cell phone 0:39 Warwick officer shoots dog after attack 2:07 Same-sex marriage: Cambridge marks 20 years since the first in Mass. 2:59 How corporate America is prioritizing DEI investments