"Ignore the assaults and arson and such, they're just peaceful protesters!"

Yeah.  Right.
“Ties between three key leaders of the Oakland group [names redacted] met in Hamburg with a leader of the AQAP [Al Qaeda in the Arabian Peninsula] and the AQIM [Al Qaeda in the Islamic Maghreb],' the report continued. 'The leader from AQAP is an Egyptian-born male [name redacted] who is known to be in charge of finances and recruiting for the group.

“There is evidence from informants that he is helping the Oakland group acquire the weapons they are seeking, primarily bomb making equipment and toxic chemicals and gasses.

"One of the men from Oakland traveled to Syria to meet with ISIS; the purpose was for training in tactics, but was thought to be primarily a bonding visit to discuss possible massive disruptive attacks in the U.S.

"While in Hamburg, several of the Oakland-based criminals were photographed throwing Molotov cocktails and wielding iron bars, which have been their weapons of choice, though they are almost certainly on the verge of upping the caliber of their weaponry for use in the U.S.

"Despite having their faces covered by masks, they were positively identified.
Don't know why this would surprise anyone, a lot of the left has long ties to people you'd think they'd find radioactive; look at Queers for Palestine, look at the 'women's' movement having Linda Sarsour as a leader.