Updated on February 23, 2021 at 8:57 am NBC Universal, Inc. Gov. Charlie Baker is due to testify before a committee of lawmakers this week after his administration admitted the state's vaccine booking website, which crashed last week, cost nearly a half a million dollars. Baker will go before the legislature's COVID-19 and Emergency Management and Preparedness Committee on Thursday at an oversight hearing probing the state's beleaguered vaccine rollout. Download our mobile app for iOS or Android to get alerts for local breaking news and weather. One area that panel could delve into is the latest major bump in the rollout process, which occurred when Massachusetts' Vaxfinder signup website crashed Thursday as 1 million more people became eligible to get the vaccine.