CNN cancels Reliable Sources: Brian Stelter to exit / Streaming tops cable for first time / Ken Jennings visits Mayim Bialik on Call Me Kat

PLUS: Big Ten announces a TV rights deal with Fox, CBS and NBC worth $8 billion, the richest-ever deal for a college conference.

CNN cancels Reliable Sources, its longest-running show, after 30 years: Host Brian Stelter to depart the network
Reliable Sources, the Sunday show that has examined media since its premiere in 1992, i…