>> but more budget drama on the horizon. marco rubio told a conservative radio host he may not sign on to the latest temporary spending bill. >> about a year and a half ago, i voted for the continuing resolution and i announced this is the last stopgap measure i'll vote for. i'll only vote from here on on something serious and so far we haven't asked that. >> asked if that meant he might filibuster the bill, a spokesman told cnn, we're reviewing our options. where officials say the autom automatic cuts are forcing them to stop tours. visitors are losing their patience. >> i think it's unfair because it's supposed to be government for the people. they're not letting the people see the government. >> the white house is conducting some business in secret these days that officials won't talk about until well after they happen. the obama administration is evolving in its second term, but it's doing so cautiously and quietly.