Callaway Golf Co.

* Callaway Golf Co. posted a drop in second-quarter earnings, partly because of $6.7 million in charges related to the integration of its Top-Flite golf ball operations. The Carlsbad company said profit fell to $13.7 million, or 20 cents a share, from $34.1 million, or 52 cents, a year earlier. Revenue rose 23% to $297.9 million.