Four people , including engineers and a manager , are arrested , says prosecutor . Search efforts are now over with a confirmed death toll of 301 , government officials say . Comment: Mine owner says the Soma site met the standards required by Turkish law .
Four people , including engineers and a manager , are arrested , says prosecutor . Search efforts are now over with a confirmed death toll of 301 , government officials say . `` If you boo the country 's prime minister , you get slapped , '' Turkey 's PM says in video . Mine owner says the Soma site met the standards required by Turkish law .