resident Biden was called out on Tuesday for making another eyebrow-raising remark about the Nashville school shooting when he joked about the motive of the 28-year-old shooter who murdered three adults and three children in a Christian grade school Monday. Asked whether he agrees with the theory that Christians were specifically targeted in Monday's shooting rampage, Biden told reporters from the White House South Lawn, "I have no idea." When one reporter told the president that Sen. Josh Hawley, R-Mo., believes that the shooting was in fact a hate crime against Christians, a smiling Biden retorted, "Well, I probably don't...