Regarding the monks, the International Crisis Group has issued a thorough retrospective here:
There is a great deal of frustration with the monks in the US. Most are not lifting a finger. But some monasteries are serving as gathering places for events and/or fundraisers such as when the NUG Human Rights Minister Aung Myo Min addressed the Burmese community in Southern California.
What justice options are there for people who have been tortured in Myanmar?
Not as many as there could have been had the country signed the international conventions. Here’s a view from the summer before the coup into how the NLD, many of whose members were themselves tortured, had handled prevented it.