In anticipation of the homecoming of the 200th Engineers Company of the South Dakota National Guard based in Mobridge, Pierre, and Chamberlain yellow ribbons were attached to highway mile markers along Hwy 83 from I-90 north to Pierre.After more than a year serving overseas in Iraq members of the 200th are expected to return to Ft.Leonard Wood, Missouri and then home around March 27, 2004. The…