Rahm Emanuel Advocates for Democratic Party to Attract Moderate Republicans

• Rahm Emanuel, former Obama White House chief of staff, wrote an op-ed for The Wall Street Journal.
• Emanuel encourages the Democratic Party to welcome 'McCain-Romney Republicans'.
• He believes these moderate Republicans are politically homeless and crucial for the party's future.
• Emanuel's op-ed was published on Wednesday.
• He emphasizes the importance of maintaining the electoral opening seized by Democrats.