March 16, 2018 9:25 am Joy Has Fun With the Chroma Screen Joy Lim Nakrin had some fun with the chroma screen while learning a lesson from meteorologist Matt Noyes. US & World Videos 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:39 MIT president calls for shutdown of student encampments 0:16 4 people seriously hurt after boat sinks off Cape Cod 2:35 Fallen Billerica police sergeant honored during vigil 2:09 President of MIT calls for shutting down pro-Palestinian encampments