Longview Police and Fire crews have been responding to several more arson fires in the Highlands over the past 36 hours. At around 3:20 yesterday morning, a dumpster fire was reported in an alley behind a home in the 500 block of 22nd Avenue. At 2:40 this morning, a dumpster was set afire on a corner in the area of 22nd and Alabama, then at 4:25 am, someone set a couch and a chair on fire in an alley between Oregon Way and 15th Avenue. All three incidents are being called arsons. No suspects have been identified.