Before approving a $199,000 grant to a redevelopment trust serving Miami’s impoverished Liberty City, city commissioners grilled the nonprofit’s chief executive, going as far as questioning whether she was using public funds to pay her cell phone bill.

Pointedly asking whether her organization would be a good steward of the money, city lawmakers delved Tuesday into the nitty-gritty of the organization’s finances, prodding the Liberty City Community Revitalization Trust executive about why greater effort hadn’t been placed on getting matching grants from third parties.