The child later told her mother, who notified the police and school officials.

He was acting suspiciously, the police and school officials said.

The most serious incident occurred on Feb. 1, according to the police and school officials.

Neither police nor school officials, however, plan to place more personnel in, outside or near the schools unless the situation warrants.

The police and school officials are investigating the case, which so far has been described as an accident.

The police and school officials said they were mystified over the genesis of the attack.

The motive, the police and school officials said, apparently was poor sportsmanship.

Students were led out of classrooms after having bags searched by police and school officials.

The police and school officials gave differing accounts of the fight.

Accounts given by the police and school officials differed over what had occurred.

The child later told her mother, who notified the police and school officials.

He was acting suspiciously, the police and school officials said.

The most serious incident occurred on Feb. 1, according to the police and school officials.

Neither police nor school officials, however, plan to place more personnel in, outside or near the schools unless the situation warrants.

The police and school officials are investigating the case, which so far has been described as an accident.

The police and school officials said they were mystified over the genesis of the attack.

The motive, the police and school officials said, apparently was poor sportsmanship.

Students were led out of classrooms after having bags searched by police and school officials.

The police and school officials gave differing accounts of the fight.

Accounts given by the police and school officials differed over what had occurred.