     |> String.replace(~r/s[ep]p?t?e?m?b?e?r?/i,  "Sep")
     |> String.replace(~r/o[uck]to?b?e?r?/i,      "Oct")
     |> String.replace(~r/no[vc]e?m?e?b?e?r?/i,   "Nov")
-    |> String.replace(~r/d[ei][vcz][e]?m?b?[re]?[ro]?/i, "Dec")
+    |> String.replace(~r/d[ei][vcsz][e]?m?b?[re]?[ro]?/i, "Dec")
   end
 
 

      try_format(feed_date, "{WDshort} {D} {Mshort} {YYYY} {ISOtime} GMT{Z:}") ||
      try_format(feed_date, "{WDshort} {D} {Mshort} {YYYY} {ISOtime} GMT {Z}") ||
      try_format(feed_date, "{WDshort} {D} {Mshort} {YYYY} {ISOtime} {AM} {Zname}") ||
      try_format(feed_date, "{WDshort} {D} {Mshort} {YYYY} {ISOtime} {Z:}") ||
      try_format(feed_date, "{WDshort} {D} {Mshort} {ISOtime} {Zname}") ||
      try_format(feed_date, "{WDshort} {D} {Mshort} {YYYY} {ISOtime} {Zname}") ||

    |> String.replace("EST",   "-0500")
    |> String.replace("EDT",   "-0400")
    |> String.replace("CST",   "-0600")
    |> String.replace("CMT",   "-0600")
    |> String.replace("PST",   "-0700")
    |> String.replace("PdT",   "-0700")
    |> String.replace("PCT",   "-0700")
