Friday’s quickie political briefing

Today’s videos:

CBS News: Clinton, Obama making joint appearance

Fox News: McCain applauds Supreme Court ruling on guns

And some updated poll numbers from Gallup

IN THE HEADLINES
• Former rivals Obama, Clinton take first public step toward reconciliation
• Democratic delegate who said she’d vote for McCain tries to keep convention credentials
• Rendell expresses interest in federal energy, transportation posts but not before 2011