Brickbats to Community Development Institute for not having classes for many of the students signed up for Head Start Sept. 3. The organization, which took over when the Urban League lost its contract with the federal program, had all summer to prepare for the start of school. Only 391 of the 562 students were in class. While some first-day hiccups can be expected, many parents were forced to take off work and had to scramble for childcare. And it was still unclear which locations were offering extended-day hours for before and after school care.