Barack Obama and Hillary Clinton are expected to split tomorrow's primaries in Oregon and Kentucky, but the Washington Post reports that "fundraisers and surrogates" from both camps have been quietly talking about the "inevitable merger." A California political blog says that state's divided convention delegates are "coming together." Meantime, lobbyists are leaving John McCain's campaign to get past what his own spokesman calls "a perception problem." Jennifer Skalka is editor of On Call, political blog of the Hotline and daily briefing posted by the National Journal.