Martin Dyckman: Elian Gonzalez, a painful chapter in Cuban-American history

Some things in life ought to be above politics, none more so than a parent’s relationship to a child. How this truth was sorely tested in Florida not so long ago is the subject of a new documentary that we should all want to see. CNN reportedly will air it sometime after it begins to appear in theaters later this month. As described in the Miami Herald Sunday, it relates the “painful chapter in Cuban-American history” that began early on…