If we were better at Photoshop, we would put a UMass T-shirt on Bryan Cranston — who plays the dying, meth-making chemistry teacher in the TV show Breaking Bad.

Instead, we will just note that a former UMass grad student was charged Thursday with cooking up the painkiller fentanyl in his UMass-Lowell lab. The Globe reports that Roger O’Connor, 37, of Merrimack, N.H., was arrested folloing “complaints that he was running up and down a hallway at the school screaming,”