Answer:

cbs

Answer	Crossword Clue
CBS	"60 Minutes" network
CBS	"Eye" network
CBS	Semi radios

CBS	Letterman's network
CBS	"Survivor" network
CBS	"Face the Nation" station
CBS	Network that was like, Cumberbatch Shmumberbatch, we're doing our own Sherlock Holmes show
CBS	"Madam Secretary" channel
CBS	ABC rival
CBS	Safer workplace
CBS	Their users have handles

CBS	Murrow's network
CBS	Safer network
CBS	Letterman letters
CBS	Rather's net
CBS	Rather's workplace
CBS	"Numb3rs" network
CBS	Couric's employer
CBS	Network with an eye

CBS	"The Price Is Right" airer
CBS	"CSI" airer
CBS	"2 Broke Girls" airer
CBS	Home of "CSI" and "NCIS"
CBS	Letterman's employer
CBS	"NCIS" airer
CBS	The "Eye Network"
CBS	Its logo features an eye

CBS	Two-way radios
CBS	"Face the Nation" network
CBS	"The Big Bang Theory" network
CBS	TV's "Tiffany Network"
CBS	Edward R. Murrow's network
CBS	"Becker" network
CBS	"Judging Amy" network
CBS	"Murphy Brown" network

CBS	It keeps an eye on TV
CBS	"CSI: Miami" network
CBS	It merged with Viacom in 1999
CBS	"Cold Case" network
CBS	"MarketWatch" network