Thousands of people gathered in Boston to protest the arrest of Rumeysa Ozturk

Rumeysa Ozturk , a Tufts University PhD student, was detained by immigration police on Tuesday .

Ruben Navarrette : It was a rally that seemed to suggest that opposition to Trump ’s authoritarian turn is finally gathering steam.

He says it was a hint of the conflicts to come as Democrats try to capture momentum from angry voters.

Rumeysa Ozturk ’s “state sanctioned political kidnapping,” was also a continuation of the cause she endorsed in her op-ed.

Sharing the stage with Palestinian advocates has been a minefield for Democratic politicians, even when the message is far less controversial.