UPDATE 2-U.S. probing Comcast’s role in ‘spot’ cable ad sales market | Reuters
(Adds Reuters source, statement from Comcast, analyst comment) Nov 24 (Reuters) – The U.S. Department of Justice is investigating whether Comcast Corp, the biggest U.S. cable TV provider, is hindering competition in cable advertising sales, a source told Reuters. The department’s Antitrust Division has sent documents known as civil investigative demands to…