\begin{Schunk}
\begin{Sinput}
 stabbs <- gsub(".* ", "", cities2) 
 stabbs
\end{Sinput}
\begin{Soutput}
 [1] "TX" "CO" "TX" "OR" "MA" "PA" "CA" "CA" "MO" "MO" "MO" "NM" "SC" "NC"
\end{Soutput}
\end{Schunk}
