Memorial Day signals the unofficial start of summer, the holiday's true meaning is undeniable, to honor members of the United States Armed Forces. Historically, during the summer months of June, July and August, about two fewer donors give blood at each Red Cross blood drive than what patients need.

Inside Moore Medical Center's emergency room, Dr. Stephanie Barnhart had been monitoring the weather all afternoon. A tornado watch was in effect, but that was almost commonplace for this time of year in Oklahoma.