Chris Oxley, who manages the Rose Quarter and Veterans Memorial Coliseum for the Portland Trail Blazers, says its rare for a city of Portlands size to retain two arenas, but that each serves a valuable function. Undated photo. (Jonathan House/Portland Tribune)

Memorial Coliseum’s colossal conundrum

The glory days are long gone for Portland’s Veterans Memorial Coliseum. The fate of the city-owned arena has been in limbo since a $31.5 mil…