Seahawks receiver Doug Baldwin revealed in a Facebook video Saturday that he and his teammates will stand and interlock arms to demonstrate unity­ during the national anthem prior to Sunday’s season opener against the Miami Dolphins in Seattle.

“We are a team comprised of individuals with diverse backgrounds,’’ Baldwin said in the video. “And as a team, we have chosen to stand and interlock arms in unity. We honor those who have fought for the freedom we cherish. And we stand to ensure that the riches of freedom, and the security of justice for all people. Progress can and will be made only if we stand together.’’

Prior to Seattle’s final exhibition game, cornerback Jeremy Lane sat during the national anthem in a show of support for 49ers quarterback Colin Kaepernick, who has elected not to stand during the national anthem to protest social injustice against minorities in the United States.

In the NFL’s season opener Thursday night, Broncos linebacker Brandon Marshall kneeled during the national anthem in protest.

Jones expects to play

Running back Matt Jones is listed as questionable but expects to play for the Redskins on Monday night against the Steelers. Jones is almost fully healed after separating his left shoulder Aug. 19 . . . The Chiefs released linebacker Dezman Moses to reach the 53-man roster limit.

Kansas City had a roster exemption for All-Pro safety Eric Berry, who didn’t sign his franchise tender until late in training camp. It expired on Saturday.