TMT construction begins Monday 15 July

[ironyak]

leilanidude - authorities could also block the cell phone towers
kalakoa - Authorities could fire up a Stingray, collect data from all the protestors' phones

Or they could follow the recommendations of the ACLU in Hawaii which sent a letter to the agencies involved on how best to both protect public safety and constitutional rights (which surprisingly advises against mass surveillance and suppression and more on deescalation and clear communication and recording of the events)
https://acluhi.org/2019/07/12/law-enforc...strations/