JOINT BASE LEWIS-MCCHORD, Wash. -- One Joint Base Lewis-McChord unit will conduct day and nighttime training with demolitions starting 6 a.m. June 18 and continuing to 7 p.m. June 19.The local community can expect to hear increased levels of activity during the daytime and nighttime hours, and it can extend beyond the posted times due to training requirements.Queries or comments about noise may be directed to the JBLM External Communication Division hotline at 253-967-0852 or at