In the wake of an unsolicited $5.5 billion acquisition offer from MetroPCS, Leap's executives are slowly jumping ship. First, Leap's CFO Amin Khalifa [1] left the flat-rate carrier. Now, James Dondero, a Leap board member and president of Highland Capital Management resigned effective immediately.

"While I regret what might seem to be the awkward timing of my departure, this is something I have been considering in light of my other responsibilities and recent developments with the company," Dondero said in a statement.

For more on the board change:
- read this press release from Leap [2]