Lyla (in the kitchen, with the candlestick) wants to remind you to watch #CSINY "Clue:SI" tonight at 9PM ET/PT! pic.twitter.com/YquJEmJf

“@StevenLilien: @PLenkov I know your #H50 fans are not gonna want to miss tonight's #CSINY where we pay homage to a classic board game #Clue

Clue #4: Does Lindsay hold the key to solving this crime? What could she gather from this crime scene? Weigh in: bit.ly/TyimTS #CSINY

Clue #3: This victim wasn't playing any games, but what would be needed to play on this course? Take a look: bit.ly/TLK4yS! #CSINY

The CSIs are forced to play along in a game of Clue in order to catch the killer. Tune in TOMORROW 9/8c @CBS! bit.ly/PHwPPi #CSINY

Clue #2: Could our murder suspect be lurking nearby? Or is the location telling us who to accuse? Share thoughts bit.ly/PV0RAi #CSINY

#CSINY murder-mystery across Manhattan inspired by the game of CLUE! Clue1 Victim suffered head trauma bit.ly/Tt7g0f What caused it?

Clue #3 This victim wasn't playing any games today, but what would be needed to play on this course? Get a closer look: bit.ly/TLK4yS

#CSINY murder-mystery across Manhattan inspired by the game of CLUE! Clue 1 Victim suffered head trauma bit.ly/Tt7g0f What caused it?

Remember Adam investigating this on #CSINY on Friday? Our awesome props department recreated it from Phobos 1! pic.twitter.com/XGJOR1l8

Should Mac apologize to Jo and Christine? Click below to watch Friday's all-new episode of #CSINY & comment now! bit.ly/WqZD2t

Once upon a time, a beautiful princess was found in a lake. What do u think happened? Watch RIGHT NOW & connect w/ fans bit.ly/SCNC61

A fairy tale gone awry? Watch this sneak peek: bit.ly/RALech & tune in TONIGHT 9/8c only @CBS! #CSINY

Help victims of disasters like Sandy. Text RED CROSS to 90999 to donate $10 to @RedCross Disaster Relief Fund bit.ly/YetjOo @cbscares

#CSINY investigate a twisted fairy tale when a woman in a ball gown is found in a pond TOMORROW 9/8c. Check out photos: bit.ly/TxvB9I

Check out this touching scene b/n Det Don Flack & sister as they deal w/ lingering family issues @ Yankee Stadium in NY bit.ly/TUHaUq

Mac recounts the day an eight-year-old boy went missing. Will the case continue 2 haunt him? Watch clip bit.ly/W7uBMU & weigh in #CSI

How should Mac handle his medical problems? Is he isolating himself from the people who care most about him? Watch clip bit.ly/SbMFyR

Flack & family took center stage in Friday's #CSINY episode. What did you think? Watch the full episode and weigh in: bit.ly/TPTpHV!

Got to say this is a good start to an episode. #CSINY

What family issues will Flack attempt 2 resolve on his day off? Tune in RIGHT NOW & discuss w/ fans @CBS Connect bit.ly/SCNC61 #CSINY

Lyla wants to remind you to watch #CSINY tonight at 9PM ET/PT! pic.twitter.com/blfiAW7Z

Tune in tonight for episode 5. Powerful story of an old case and confronts some challenges

Flack's day off doesn't mean he's not busy. Check out clip from TONIGHT's all new #CSINY bit.ly/THdCiX! RT if u will b tuning in 9/8c

Mac investigates a 20-year-old case. Meanwhile, Flack deals w/ some lingering family issues. Tune in TOMORROW 9/8c @CBS bit.ly/SacbHV

Spend Halloween w/ #CSINY on DVD & get a "behind the-grave" look at the creation of the spook-tacular Halloween episode ow.ly/ckMFR

Evan has no where to turn. Do you sympathize w/ him? Watch clip from last Friday's episode w/ @GreenDay music: bit.ly/RkuMhX #CSINY

The shooter visits Lindsay in the hospital. It's clear he doesn't want to harm her. Watch clip w/ new @GreenDay music: bit.ly/TwvQnf!

Did u catch Friday's special episode of #CSINY w/ new @GreenDay music? What did u think? Watch full episode & weigh in: bit.ly/T72Uf7

Anna: Thank you for watching, thank for your questions! #CSINY