The Note: The Clock Is Ticking for Joe Biden

By MICHAEL FALCONE NOTABLES --WHAT BIDEN'S INNER CIRCLE IS SAYING: ABC News has obtained a letter written by one of Joe Biden's top aides and sent to Biden's former staff, saying the vice president is still weighing whether he should enter the 2016 race and detailing what some of the main messages of a potential campaign would be. The letter was written by former Delaware Sen. Ted Kaufman, one of Biden's oldest friends and longtime advisors who is among the handful of people directly advising the vice president about 2016, ABC's ARLETTE SAENZ reports. http://abcn.ws/1RdVyX2 --KAUFMAN SAYS THE VICE PRESIDENT IS "aware of the practical demands of making a final decision soon." Kaufman details the factors involved in Biden's decision, including how it would affect his family, what kind of campaign he would run and what kind of president he thinks he could be. "If he runs, he will run because of his burning conviction that we need to fundamentally change the balance in our economy...