Biden Aims for Smooth State of the Union Amid Age Questions
• Biden's team working hard to avoid gaffes in hour-long State of the Union speech • President spent 5 days preparing; team hopes speech allows him to score policy points • Facing questions over ability to serve second term due to age; 86% think he's too old • Aides deployed teleprompters, throat-soothing tea, hours of practice to help prevent hiccups • Any errors could add to claims Biden unfit to lead; Trump scored better in poll on age