Matt Eberflus undaunted by ghosts of Halas Hall past

Bears coach Matt Eberflus (left, talking with running back David Montgomery) is in his first year as a head coach at any level. (Ashlee Rezin/Sun-Times)

When newly hired general manager Ryan Poles introduced Matt Eberflus as the 17th head coach of the Bears at the news conference held for the two of them in January, the room went silent — just the sound of camera shutters — as Eberflus stepped to the dais in the George ‘‘Mugs’’ Halas Auditorium.

‘‘No applause, huh?’’ Eberflus said.