CAPE GIRARDEAU, Mo., (KBSI) — The Avenue of the Flags will kick off its annual Independence Day celebration Friday with the placement of hundreds of American flags and a weekend ceremony honoring local veterans. Volunteers will begin placing the flags at 7 a.m. Friday, July 3. The organization will induct 21 new veterans into the Avenue of the Flags program during a ceremony scheduled for 10 a.m. Saturday, July 4. Following the ceremony, organiz…