5 ways the Roy Moore saga could end

In four weeks, Alabama will go to the polls to elect a new US senator, but recent and mounting allegations of sexual misconduct by Republican nominee Roy Moore have thrown the contest into disarray, with top GOP officials in Washington calling on their party's candidate to step aside.

The seat is currently filled by Sen. Luther Strange, a Republican appointed by former Gov. Robert Bentley in February after Jeff Sessions left to become President Donald Trump's attorney general. Bentley is now out of the picture, having resigned in April under threat of impeachment. About a week after taking office, his successor, Gov. Kay Ivey, made the fateful decision to move up the special election, which Bentley had set for next November, to December 12 of this year.When Strange, a rela...