He said he did n't think the current Senate should ratify the treaty `` given the combination of other work Congress must do and the complex and unresolved issues related to START and modernization . '' NEW : Adm. Mike Mullen voices support for ratification of the new START treaty . The Senate is expected to vote on ratifying it in a few days, but there are still some hurdles that need to be cleared before Obama can sign it. Clinton , Kerry and Lugar warn that U.S. inspections of Russia 's arsenal stopped last December . Republicans worry that the White House is n't doing enough to modernize the U.S. arsenal .
NEW : Adm. Mike Mullen voices support for ratification of the new START treaty . The Senate is expected to vote on ratifying it in a few days, but there are still some hurdles that need to be cleared before Obama can sign it. Clinton , Kerry and Lugar warn that U.S. inspections of Russia 's arsenal stopped last December . Republicans worry that the White House is n't doing enough to modernize the U.S. arsenal .