When he picked up a telephone on the Chargers ' sidelines to make a call to request that a verbal warning to the crowd be made over the public address system , a snowball narrowly missed hitting him .
A few such projectiles hit Blum 's legs .
When Blum picked up a telephone on the Chargers ' sidelines to make a call to request that a verbal warning to the crowd be made over the public address system , a snowball narrowly missed hitting Blum .
A few such projectiles hit Blum 's legs .