S Korea's parliament sets up presidential impeachment vote

South Korea's opposition-controlled parliament introduced an impeachment motion on Dec. 8 against President Park Geun-hye, setting up a likely vote today on whether to suspend her powers over a huge political scandal.

A parliamentary official reported the motion to a plenary session, which means an impeachment vote must take place between 24 and 72 hours. Today is the final day of the current parliamentary regular session.

The motion needs two-thirds approval in the 300-seat single-chamber parliament to pass. The opposition and anti-Park independents have 172 seats and they appear to have secured enough support from ruling party dissenters to pass an impeachment, according to political observers.

If the vote passes, the country's Constitutional Court will have up to 180 days to determine whether to formally end Park's presidency. During that time Park would be suspended as president but not removed, with her duties, including commander in chief of South Korea's 630,000-member military, temporarily transferred to the prime minister until the court reaches a decision on whether her impeachment is constitutional.

Prosecutors say they believe Park colluded in the criminal activities of a longtime confidante to manipulate government affairs and extort businesses. The confidante, Choi Soon-sil, and two of Park's former aides allegedly linked to the scandal have been indicted. Park, who has immunity from prosecution while in office, has refused to meet with prosecutors investigating the scandal.

Park, South Korea's first female president, would be the country's second leader to face an impeachment vote. In 2004, lawmakers impeached then President Roh Moo-hyun on allegations of incompetence and election law violations. But the...