By Daniel Bates An announcement in connection to the August shooting of Commanders rookie running back Brian Robinson Jr. is expected to take place on Wednesday afternoon. The news conference, scheduled by Washington D.C. police, has reportedly been called to relay that an arrest has been made, per the NFL Network’s Mike Garafolo. The former Alabama standout was shot twice back on Aug. 28 in what was reported as an attempted robbery or carjacking in the D.C. area. Robinson was fortunate, as the two bullets that went through his knee avoided hitting any major arteries or parts of the leg; allow…