Crime dramas have been an essential part of TV lineups for decades - we're ranking the 15 best of all time.

Crime dramas have been an essential part of TV lineups for decades - we're ranking the 15 best of all time.

Crime dramas have been an essential part of TV lineups for decades - we're ranking the 15 best of all time.

Crime dramas have been an essential part of TV lineups for decades - we're ranking the 15 best of all time.

Find out when your CBS favorites (including Boston Blue, Georgie & Mandy and NCIS) go on break for the holidays,

Find out when your CBS favorites (including Boston Blue, Georgie & Mandy and NCIS) go on break for the holidays,

Crime dramas have been an essential part of TV lineups for decades - we're ranking the 15 best of all time.

Find out when your CBS favorites (including Boston Blue, Georgie & Mandy and NCIS) go on break for the holidays,

Find out when your CBS favorites (including Boston Blue, Georgie & Mandy and NCIS) go on break for the holidays,

Jubal Valentine is at the center of everything when FBI kicks off its two-part fall finale - get an exclusive first