The search by Sirius XM Radio (SIRI -0.5%) to replace Mel Karmazin could take months, according...

|About: Sirius XM Holdings Inc. (SIRI)|By:, SA News Editor

The search by Sirius XM Radio (SIRI -0.5%) to replace Mel Karmazin could take months, according to the man now calling the shots, Liberty Media CEO Greg Maffei. The exec says both internal and external candidates are being considered.