A fast-moving vegetation fire in Phelan is now half contained after scorching roughly 19 acres, but it’s the unusual sight captured on video that’s turning heads. The Trinity Fire, which ignited in San Bernardino County , drew a coordinated response from Cal Fire , the San Bernardino County Fire Protection District, Victorville Fire Department and Apple Valley Fire.  Their joint effort kept the blaze to 18.6 acres with no reported damage to structures. A rare phenomena: an ash devil. San Bernardino County Fire It erupted near Phelan just before noon Friday. San Bernardino County Fire Fire officials say the incident has since exited Unified Command, with crews continuing daytime operations to monitor conditions and knock down lingering hot spots. Sign up for the California Morning Report newsletter California's top news, sports and entertainment delivered to your inbox every day. Thanks for signing up!…