In address, Merkel promises more work on social divisions

By Andrea ShalalBERLIN (Reuters) - German Chancellor Angela Merkel, under mounting pressure after three months of failing to form a new conservative-led coalition, vowed on Sunday to address growing social divisions."And Germany will only prosper if its success serves all people and improves and enriches our lives."Merkel, seeking a fourth term in office, is trying topersuade the center-left Social Democrats (SPD) to extend the "grand coalition" that has ruled for the past four years, even thoug