UN Secretary General António Guterres is to formally open the 60th Munich Security Conference on Friday as some 50 world leaders are expected to attend this year’s event. The main topics on the security conference’s agenda are the ongoing conflicts in Ukraine and the Gaza Strip. US Vice President Kamala Harris is expected to address the three-day conference on the opening day. On Saturday, German Chancellor Olaf Scholz and Ukrainian President Voldymyr Zelensky are also expected to speak. Israeli President Isaac Herzog and Foreign Minister Israel Katz are to attend, along with high-ranking repr…