[68skylark]

Personally, I prefer a 7.62x51 (.308 NATO).

That's a good choice. But personally I'd prefer a 12-gauge with 00 buck.

[roaddog727]

That's a good choice. But personally I'd prefer a 12-gauge with 00 buck.

Slight modification to that -
12-guage with 00 buck, followed by a Sabot, followed by #9 shot.