Sirius XM Radio (SIRI -3.1%) spikes lower with news out Apple will enter its space with an...

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

Sirius XM Radio (SIRI -3.1%) spikes lower with news out Apple will enter its space with an Internet radio servive. The company that will soon be pulling the reins with Sirius, Liberty Media (LMCA -1%), is also tilting lower.