10 Workers Arrested: Ten employees of Steelcase Inc. were arrested Friday morning as they arrived for work on suspicion of selling cocaine and marijuana, Tustin police said. A small amount of narcotics, believed to be cocaine, was seized at the time of the 8 a.m. arrests, which followed a yearlong undercover police investigation, Detective Bill Fisher said. Steelcase Inc. cooperated with police during the investigation, he said. The names of the 10 employees, all men, were not released because the investigation is continuing, Fisher said. They were booked into Orange County Jail, police said.