Maggie Webb, a junior high school math teacher at Clark Avenue School in Chelsea, Mass., volunteered to teach in a high-needs area in exchange for a federal grant called the TEACH grant. But a new report found that Webb and thousands of others had their grants converted to loans because of seemingly minor issues.

Maggie Webb, a junior high school math teacher at Clark Avenue School in Chelsea, Mass., volunteered to teach in a high-needs area in exchange for a federal grant called the TEACH grant. But a new report found that Webb and thousands of others had their grants converted to loans because of seemingly minor issues.