After another vacant house burned during the early-morning hours Friday, the number has reached 13.That’s the total number of fires – including structures, junk piles and trash containers – which officials believe have been started here by an arsonist in the past few months.The blaze reported about 1:20 a.m. Thursday was in the 800 block of N. 4th St. (Hwy. 180), one of the busiest east-west roadways in Lamesa.“We’re treating it as (being started by) the same person as the previous fires,” Fire Chief Larry Duyck said Friday afternoon.As with the three most recent fires ignited here, the house was ...