WATCH ‘Under The Dome’ Season 2, Penultimate Episode 12 Live Stream Online Free: Melanie's Health Deteriorates As The Dome Continues To Shrink

Watch "Under the Dome" season 2, episode 12 live stream online free here tonight to catch the penultimate episode! Melanie's health continues to deteriorate as the Dome shrinks and puts the citizens of Chester's Mill at risk. Find out where to watch the "Under the Dome" season 2, episode 12 live stream online free here. The season 2 penultimate episode is titled "Turn."

If you can't make it to a TV by 10 pm EST to catch "Under the Dome" season 2, episode 12 on CBS, click here to watch online via a free live stream!

If that doesn't work, CBS also offers episodes on their website to watch online the morning after an episode airs.

The episode synopsis reads: "A new threat from the Dome puts the residents of Chester's Mill at risk of being crushed to death. Meanwhile, Melanie's health continues to deteriorate as the fate of the egg remains unknown."

When Big Jim threw the egg into the cavern and closed the opening to Zenith, the Dome reacted by starting to shrink. Are the citizens of Chester's Mill at risk of getting crushed to death? And will Melanie be saved?

Meanwhile, CarterMatt.com hints that sneak peeks of last week's episode suggested another storyline developing, bringing up the possibility of a season 3. If tension continues to rev up in "Under the Dome," it might be producers preparing for a cliffhanger finale, signaling season 3 is in the wings.

Do you think producers are setting up for a third season of "Under the Dome"? Find out by watching "Under the Dome" tonight, Monday, September 15 at 10 pm on CBS.