Mexico’s acting consul in Del Rio called a crossing of the Rio Grande earlier this week by two Val Verde County Sheriff’s Office investigators illegal and “unacceptable.” But, he added, he values the close working relationship members of the consulate and the sheriff’s office have built over the years and said he hopes the incident will further open the lines of communication between the two agencies. In an interview Thursday, Fernando J. Valdés Vicencio, who is currently serving as the Mexico consul here, said Lt. Larry Pope, who heads the sheriff’s office criminal investigations division, and VVSO Sgt. James McGonagill,...