(Walla Walla, WA)  --  A southern Washington state man is facing charges after allegedly trying to ship marijuana through the mail.  Police in Walla Walla say Justin Rodriguez was caught trying to mail 12 pounds of pot at a private shipping store.  Rodriguez allegedly had a small child with him while trying to mail the pot.  Police served a search warrant at his home and found seven-and-a-half more pounds of marijuana along with scales, packing materials and cash.  He was arrested on several charges including delivery of marijuana.