President Obama is pledging a "new national effort" to find a cure for cancer in his final State of the Union address on Tuesday. "For the loved ones we've all lost, for the family we can still save, let’s make America the country that cures cancer once and for all," Obama wrote in his joint address to Congress, according to remarks released by the White House. Obama said the efforts are inspired by — and will be led by — Vice President Biden, who has launched a high-profile push to end cancer after losing his oldest son last year. "Last...