BERLIN (Reuters) - Friedrich Merz, hitherto favourite to become Germany's next chancellor, suffered a blow three weeks before a national election on Friday when 12 of his own legislators refused to support him in backing a migration bill that thereby failed to pass in parliament.

BERLIN — Germany’s parliament is expected to vote Friday on an opposition bill calling for tougher rules on migration that could become the first legislation to pass thanks to a far-right party — adding to a controversy about the attitude of the front-runner in Germany’s upcoming election toward the far right.