ANASTASIA MOLONEY  CITIES must move to the frontline of efforts to fight gender inequality that has grown worse in the coronavirus pandemic, said six mayors from three continents as they joined forces in a new network to advance women's rights. Around the world, women's jobs, unpaid labor, health and safety have been upended by the impacts of COVID-19 and need critical attention, said the organizers of City Hub and Network for Gender Equity (CHANGE). The network aims to promote and share among city mayors around the world innovative projects focused on combating gender inequality. "Local governments can and should lead,"…