US President Joe Biden said he and First Lady Jill Biden were heartbroken about the attack at the US Capitol Friday that left one police officer dead and another wounded. "Jill and I were heartbroken to learn of the violent attack at a security checkpoint on the US Capitol grounds, which killed Officer William Evans of the US Capitol Police, and left a fellow officer fighting for his life," Biden said in a statement. "We send our heartfelt condolences to Officer Evans' family, and everyone grieving his loss." pmh/ft