Running pistols only is actually a lot of fun and challenging. If your a cautious player, it may not be for you as you have to be quite aggressive. In a wooded area with lots of cover, its very possible.
"Hey I'm the first one to say its a great country but its a straaaaange culture. This is a place where gun store owners are given a list of stolen credit cards but not a list of CRIMINALS and MANIACS. And now they're thinking of banning toy guns...AND THEY'RE GONNA KEEP THE F**KING REAL ONES!"
-George Carlin 1937 - 2008 (RIP buddy)