But the center of power began to shift years ago.

Six more centers will begin using the new system today.

More recently, the center began to present a 40-concert summer festival.

The other center will begin operating part time on Saturday.

The centers will begin operation on the first day of school.

One year later the center began asking questions that made my head swim.

In 1999, the center began a new survey, which reached 89 percent of those contacted four years earlier.

The centers, based in Atlanta, has begun to study that problem.

The Center actually began working a few years before it was legally registered in 1991.

In August 2007, the medical center began performing open heart surgery.