After Eddie kills Sorrento, she and Jamie run towards Sorrento's car, with Jamie on Eddie's right. But when they slow down near Sorrento's car, Jamie is on Eddie's left.
After Eddie shot Sorrento, the brakes in the car were activated. This wouldn't have happened since Sorrento's braking leg would have gone limp and not touched the brakes.
Jamie says "Calvary" instead of "cavalry." Calvary is the crucifixion of Jesus, and a cavalry is a mobile group of soldiers. This is a common mispronunciation, especially by people with heavy New York accents.
In the beginning of the episode there looks like a there is a few inches of snow on the ground. But by the end of the episode there is no sign that it had ever snowed at all.
When Garrett, Sid and Abigail walk into Franks office while he's sitting at his Desk, Sid says,they have 2 Detectives and Jbara can take notes. Not even a close mistake since
his character is named Garrett.