Sen. John McCain must personally and publicly explain why he allowed his staff to lie to the media about returning all $1.1 million given to his presidential campaign by a convicted felon; if he accepted even more from the felon's law partners; and why he has not donated all the dirty money to charity as his campaign claimed. Federal authorities have been investigating 30 lawyers who worked in the now-defunct firm of Scott Rothstein, who yesterday was sentenced to 50 years in prison for running an elaborate Ponzi scheme. According to his lawyer and media reports, the convicted felon is...