By Alex Lang New York (Knewz) — More than half of Americans don’t believe Joe Biden will run for reelection, despite the president indicating he plans to seek a second term. Roughly 52 percent of Americans believe Biden will decide against running, according to a Wall Street Journal poll. Another 29 percent said they expected him to run, while 19 percent remain undecided. Among Democrats, even 41 percent said they don’t expect him to run for reelection. Many have expressed concern with the fact Biden would be 82 years old when he would be up for reelection. Others have questioned his mental ca…