I need to get help in choosing a hangun for hunting whitetails and possibly bear in VA. 75 yd max shots. I'm looking at the Raging Bull in .44 or .454, A Ruger Blackhawk(I think that's it. The Vaquero with adjustables.) the GLOCK 20 and the Witness 10.THe latter 2 not for bear, of course. I must...