Thailand will test more than 10,000 people for coronavirus after an outbreak linked to its biggest seafood market, officials said Sunday.Nearly 700 new infections have been linked to Mahachai market and port since a 67-year-old female prawn seller tested positive on Thursday -- most cases among Myanmar workers who toil in the kingdom's multi-billion-dollar seafood industry.Authorities ordered Myanmar workers around the market not to leave their residences."We are locking and banning them from moving," the health ministry's permanent secretary, Kietphgum Wongit, said Sunday -- adding authorities would provide them with food and water.By Sunday officials had confirmed 689 cases linked to Mahachai."The (Department of Disease Control) will do.