Migration fight erodes support for German conservatives, far-right AfD gains

By Andrea ShalalBERLIN (Reuters) - Divisions in German Chancellor Angela Merkel's conservative bloc have weakened public support for her "grand coalition" and pushed the anti-immigrant Alternative for Germany (AfD) party to its highest ratings, a poll published on Sunday showed.The poll conducted by Emnid for the Bild am Sonntag newspaper showed Merkel's bloc at 31 percent, down two percentage points from the previous poll.The center-left Social Democrats, junior partner in the ruling coalition,