In Texas you can shoot someone through your front door if you feel threatened. You can shoot someone that you think is stealing your NEIGHBOR'S property.
Don't mess with Texa(n)s.
Here is a link to Texas' penal code about this.
http://www.capitol.state.tx.us/cgi-bin/cqcgi?CQ_SESSION_KEY=WZZQEDMGVUCW&CQ_QUERY_HANDLE=124126&CQ_CUR_DOCUMENT=16&CQ_TLO_DOC_TEXT=YES