Come to Delmont Gardens Library to watch Frontera (PG-13), starring Ed Harris, Michael Pena, Eva Longoria, Amy Madigan, and Aden Young, about two lawmen probing the murder of  a sheriff's wife on the Arizona-Mexico border.  When evidence implicates a Mexican man who was attempting to enter the U.S. illegally, the duo ponder the value of human life and the true price of justice.