Massachusetts Gov. Charlie Baker speaks to press at the Hynes Convention Center FEMA Mass Vaccination Site on March 30, 2021 in Boston, Massachusetts. (Erin Clark-Pool / Getty Images)
A National Guard soldier pushes a cart full of medical equipment and syringes loaded with the Moderna Covid-19 vaccine used on people in their cars waiting at a vaccination center in Londonderry, New Hampshire, on Feb. 4, 2021. (Joseph Prezioso / AFP / Getty Images)
With COVID-19 cases filling up the state's hospitals, officials are reportedly considering the development of a mobile pass for people to show their vaccination status.
Gov. Gavin Newsom watches as ICU nurse Helen Cordova receives the Pfizer-BioNTech COVID-19 vaccine at Kaiser Permanente Los Angeles Medical Center on December 14, 2020 in Los Angeles, California. (Jae C. Hong / Pool / Getty Images)
Californians enter a COVID-19 mass vaccination site at Levi’s Stadium in Santa Clara, California, on February 09, 2021. (Justin Sullivan / Getty Images)
The "My Turn" site has been called incompatible with systems used by county-run and retail vaccination programs, but state officials say there's no incompatibility.