Additionally (on page 5):<p>&gt; Individuals undergoing screening using AIT generally will have the option to decline an
AIT screening in favor of physical screening. Given the implementation of ATR and the
mitigation of privacy issues associated with the individual image generated by previous versions
of AIT not using ATR, and the need to respond to potential security threats, TSA will
nonetheless mandate AIT screening for some passengers as warranted by security considerations
in order to safeguard transportation security.