(ANSA) - BELGRADE, AUG 12 - According to the RTL/NTV Trendbarometer, Alternative für Deutschland (AfD) is Germany's leading political force, with 26%, while the CDU and CSU have only 24%. The SPD and the Greens remain at 13%, while the Left Party is at 11%. This isn't the first time the AfD has surpassed the Union Party of CDU and CSU: in the second half of April, the Trendbarometer showed the AfD as the leading political force in terms of voter support. (ANSA).