The US Centers for Disease Control and Prevention’s Advisory Committee on Immunization Practices, or ACIP, will gather this week for its second regular meeting of the year, but this won’t be a typical meeting.

A key vaccine advisory committee on Wednesday kicked off the first meeting of its newly installed lineup under a cloud of controversy — compounded by a financial conflict review that has already led one member to drop out.

A key vaccine-focused committee of the Centers for Disease Control and Prevention met Wednesday despite bipartisan protestations and controversy that surrounds the group's membership.