https://www.reuters.com/article/us-at-t-turner-xandr/atts-turner-cable-tv-and-xandr-ad-unit-integrate-carriers-customer-data-idUSKCN1P21T1

AT&T Inc's Turner networks and advertising business Xandr said Tuesday they have begun using the wireless carrier's customer data to help advertisers better reach audiences across Turner brands like CNN and TBS on TV and over digital platforms.