By Suzanne Herel (Click to zoom.) American Electric Power reported fourth-quarter earnings of $191 million ($0.39/share), compared with $346 million ($0.71/share) for the same period last year. Full-year earnings were $1.634 billion ($3.34/share), compared with $1.48 billion ($3.04/share) in 2013. The Columbus, Ohio-based company attributed the fourth-quarter drop to the...