; and (B) corrects the course of travel if the driver fails to do so; and (3) a blind zone detection system that— (A) warns the driver if another vehicle or road user is in the blind zone of the vehicle; and (B) provides an additional alert if the driver attempts to change the course of travel while another vehicle or road user is in the blind zone of the vehicle. (b) Digital alert technology Not later than 5 years after the date of enactment of this Act, the head of each Federal agency shall ensure that each vehicle in a Federal fleet of the agency— (1) if the vehicle is used for emergency response activities, is equipped with digital alert technology that is capable of sending alerts to civilian drivers to protect first responders on the scene and en route; and (2) is equipped with digital alert technology (which may be provided by an aftermarket device) that is capable of receiving alerts regarding nearby first responders.