<img src="https://www.washingtonpost.com/wp-apps/imrs.php?src=https://arc-anglerfish-washpost-prod-washpost.s3.amazonaws.com/public/UIPHONXEEF24I6MVXR647VXGKQ.JPG&w=1024" /><br>Biden is expected to bash proposals by Republican lawmakers to impose a national sales tax and make cuts to Medicare and Social Security.