coronavirus cases.NHS Greater Glasgow and Clyde (NHSGGC) confirmed on Wednesday night that eight positive Covid-19 cases had been identified in the area, with a "thorough investigation" under way.Several businesses including a pharmacy are linked to the cases, with a worker at Amazon's warehouse in Gourock also among those to have tested positive.Jason Leitch told the BBC's Good Morning Scotland radio programme that further contact tracing would continue on Thursday and labelled pharmacies in the area as "safe".He said: "If (closing businesses) were necessary then we would do so."Today we've been in touch with the pharmacy and we're very comfortable with how the pharmacy has behaved both up to this point and yesterday."The pharmacy is open,.