One of these things is not like the other.
The video below shows two open-carry activists, both "demonstrating" their Second Amendment rights. Both were approached by police, but the reactions from police could not have been more different. To be fair, the first was filmed in Oregon and the second in Nevada. Police training can vary, but the contrast is something to see for yourself. White men politely asked for identification, black men held at gun point and six police cars arrive on the scene within a minute or two.
And let's not forget that Nevada, where the young man was held at gunpoint, is the very same state where anti-government, open-carry advocates flocked to Cliven Bundy's side for weeks and actively pointed weapons at law enforcement, never being charged with a single crime: