GLENDALE, Ariz. -- Newcomer &lt;strong&gt;Edwin Jackson&lt;/strong&gt; has been named to start the Wrigley Field home opener April 8 against the Brewers. Jackson also will start the second game of the season behind &lt;strong&gt;Jeff Samardzija &lt;/strong&gt;at Pittsburgh, with the third through fifth spots in the rotation filled by left-hander &lt;strong&gt;Travis Wood&lt;/strong&gt;, &lt;strong&gt;Scott Feldman &lt;/strong&gt;and &lt;strong&gt;Carlos Villanueva&lt;/strong&gt;.