TMT opponents expecting sweep this week

Demonstrators attach themselves to a cattle guard on Maunakea Acess Road July 15. (Laura Ruminski/West Hawaii Today)

MAUNAKEA — About 1, 000 opponents of the Thirty Meter Telescope massed at Maunakea Access Road by early afternoon Sunday as protest organizers summoned their supporters to prepare for a possible law enforcement sweep of the road sometime this week.