Steelers receiver Antonio Brown reacts after making a catch during the second half of a game against the Ravens on Dec. 25. Steelers receiver Antonio Brown reacts after making a catch during the second half of a game against the Ravens on Dec. 25. In order to prepare for Sunday’s wild-card game against Miami, the Steelers practiced this week with fans on and the doors open at the team’s indoor practice facility. The goal was to simulate the anticipated blustery game conditions at Heinz Field, where the temperatures are expected to be in the teens.