Chicago Fire 4x21 - Kind of a Crazy Idea

Dawson makes an attachment to a young boy she rescues in anapartment blaze while Kidd's big idea for Molly's turns into adisaster. Lt. Severide makes a pitch for the house to upgradesome of their fire masks but hits a wall in his efforts,prompting Lt. Casey to use his political influence to pull afew strings. Meanwhile, Cruz and a reluctant Brett bring in asecret weapon in their efforts to get Otis to see Dr. Halsteadand take a blood test.