Sterling K. Brown, left, winner of the awards for outstanding performance by a cast in a motion picture for &quot;Black Panther&quot; and the award for outstanding performance by an ensemble in a drama series for &quot;This Is Us,&quot; laughs with Angela Bassett, winner of the award for outstanding performance by a cast in a motion picture for &quot;Black Panther,&quot; at the 25th annual Screen Actors Guild Awards at the Shrine Auditorium &amp; Expo Hall on Sunday in Los Angeles.