This Sunday marked the first Mother’s Day Savannah Guthrie has spent without her mom, Nancy Guthrie, who has been missing since February 1. And, to honor the 84-year-old, Savannah wore a special color for Monday morning’s “Today Show.” To kick off the week, Savannah appeared in studio 1A wearing a bright yellow longsleeved shirt, paired with a yellow, green, black and white plaid midi skirt. She layered necklaces, bracelets and rings with the look. There was no explicit mention of the outfit choice, but yellow has been the color that has represented the Guthrie family search over the past three and a half months. Savannah Guthrie appeared on the “Today” Show wearing a bright yellow tee and plaid skirt with yellow in it as well.…