GCN Circular 11011
K. Ivarsen, J. Haislip, D. Reichart, A. LaCluyze, J. Moore, A. Foster, R. Egger, A. Oza, M. Schubel, A. Trotter, J. A. Crain, and M. Nysewander The observations reported in GCN #11008 (Swift trigger #430172) should refer to GRB 100728B rather than GRB 100728A. We observed the optical transient at the following position: RA = 02:56:13.51 Dec = +00:16:52.16 We apologize for any inconvenience this may have caused.