German Chancellor Olaf Scholz has warned against a "hostile takeover" of Commerzbank, after Italy's UniCredit revealed it had significantly increased its stake in Germany's second-largest bank, from 9 percent to 21 percent. Plus, with New York's Climate Week underway alongside the UN General Assembly, FRANCE 24's Yuka Royer speaks to Gregory Renand, head of the Z Zurich Foundation, about the need to boost measures to help vulnerable communities adapt to the consequences of climate change.