Take a look at new footage, plus images from the "Supergirl" episode "Bunker Hill", directed by Kevin Smith, airing December 2, 2018 on The CW:
"...'Nia' (Nicole Maines) has a powerful dream about 'Agent Liberty' (Sam Witwer) but refuses to look at it as a prophetic dream and pushes it aside.
"Then after noticing something is bothering Nia, 'Kara' (Melissa Benoist) enlists 'Brainy' (Jesse Rath) to help, as they try to persuade Nia to embrace her destiny. Meanwhile, 'Manchester Black' (David Ajala) pays Ben Lockwood a menacing visit..."
Click the images to enlarge and Sneak Peek "Supergirl: Bunker Hill"...