News of Note—Windstream, TiVo, NFL, T-Mobile, Sprint and more

> NFL ratings concerns continue to flare amid fluctuating viewership across broadcasts, but those concerns have not chased off advertisers, according to Standard Media Index. FierceBroadcasting story 

> Senator Dick Durbin (D–Ill.) did not mince words in a new op-ed published by Crain’s Chicago Business, in which he emerged as an opponent of Sinclair’s proposed $3.9 billion acquisition of Tribune Media. FierceBroadcasting story

> Windstream has introduced its new DDoS mitigation service, enabling business customers to identify and address attacks in real time. FierceTelecom story

> Both T-Mobile and Sprint declined to hold quarterly earnings calls this week, heightening expectations the carriers may announce a proposed merger in the next few days. FierceWireless story

> TiVo has released new retail versions of its 4K-capable Bolt DVR. Multichannel News story