Merck tops Street 2Q forecasts despite lower sales, profit

In this Thursday, Dec. 18, 2014 photo, scientist Christopher Kistler checks on experiments in AMBR250 bio-reactors in a laboratory at the Merck company facilities in Kenilworth, N.J. The bio-reactors allow a large number of experiments to be done in the lab at the same time. Merck reports quarterly financial results on Tuesday, July 28, 2015.