Crews continue to report good progress on the S-503 Fire on the Warm Springs Reservation, with containment Thursday evening moved up to 50 percent.  No growth was reported, with the fire remaining listed at 6,679 acres in size and remaining in its current footprint.  Kurt Solomon of Northwest Interagency Team 8 says the fire perimeter is completely lined.  Two hotshot crews, three engines, and miscellaneous overhead resources from the S-503 Fire responded to assist the Confederated Tribes of the Warm Springs Reservation with a 600 acre fire in Warm Springs. Solomon said that fire was in mop-up.