If you believe the copyright to your work has been infringed in connection with an AT&T service that involves system caching, information residing on systems or networks at the direction of users, or information location tools as described in 17 U.S.C. §§ 512(b)–(d), please provide the information listed at https://www.att.com/legal/terms.dmca.html to the designated agent listed at https://www.att.com/legal/terms.dmca.html. AT&T has no obligation to investigate possible copyright infringements with respect to materials transmitted on its systems. .