Nielsen ratings: 'I Love Lucy,' 'Major Crimes'

Oldies but goodies.I Love Lucy and Andy Griffith Christmas specials on CBS brought some nostalgia to viewers. Lucy lured 7.4 million viewers Wednesday while Andy had 5.2 million viewers Friday.

Bright lights. In a flash, ABC's Great Christmas Light Fight competition series ended its season with 5.6 million viewers Monday.

Winter finale.  While sports broadcasts dominated top cable spots, TNT's Major Crimes closed out 2015 on Monday as the highest ranked cable drama for the week with 3.7 million viewers.