While speculation swirls around whom President-elect Barack Obama will select for top-tier executive branch positions -- particularly in the Defense Department -- a key Pentagon political appointee with a central role in weapon systems development and acquisition last week said he would be willing to carry on in the next administration. John Young, who was confirmed only last November as under secretary of defense for acquisition, technology and logistics, says he won't mind sticking around beyond Jan. 20, 2009. Asked...