Months after taking over from German chancellor Angela Merkel, Olaf Scholz and his Social Democrats (SPD) have suffered their second loss at the ballot box within two weeks in a key election seen as a test of national government policy. The opposition Christian Democrats (CDU) won the most votes in Sunday’s election in North Rhine-Westphalia, Germany’s most populous state, while voter support for the SPD fell to a historic new low, according to projections from German public broadcasters ARD and ZDF. The setback is the second in two weeks for the German chancellor, after his SPD, which is curr…