The Presho Area Chamber is set to host the 29th Annual Presho Expo. Set up day is going to be Thursday, February 25th at 5:00 pm at the Lyman Gardens. The Lyman High School Student Council will host the concession stands this year, with entertainment provided by the Lyman County Tumblers. There will be hourly door prizes starting at 11:00 am of $25 in chamber bucks with two grand prizes of $250…