/app/design/frontend/base/default/template/wordpress/post/list/renderer/default.phtml
This is where the blog index location is for WP
Note: we are using the full size image, not the default 150x150 thumbnail:
<img src="<?php echo $featuredImage->getFullSizeImage() ?>">
<!-- START ==> /app/design/frontend/base/default/template/wordpress/post/list/renderer/default.phtml -->
<?php $post = $this->getPost() ?>
<div class="post-list-item">
<h2><a href="<?php echo $post->getPermalink() ?>" title="<?php echo $this->escapeHtml($post->getPostTitle()) ?>">
<?php echo $this->escapeHtml($post->getPostTitle()) ?></a>
</h2>
<?php echo $this->getBeforePostContentHtml() ?>
<div class="post-entry entry<?php if ($post->getFeaturedImage()): ?> post-entry-with-image<?php endif; ?>">
<?php if ($post->isViewableForVisitor()): ?>
<?php if ($featuredImage = $post->getFeaturedImage()): ?>
<div class="col-md-5">
<div class="excerpt_div">
<?php echo $post->getPostExcerpt(50) ?>
</div>
</div>
<?php endif; ?>
<?php if ($this->displayExcerptInFeed() || $post->hasMoreTag()): ?>
<?php
/**
* You can pass the number of words you want the excerpt to be shortened to like so
* The below code will only show the first 50 words of the excerpt
* <?php echo $post->getPostExcerpt(50) ?>
*
**/
?>
<div class="col-md-7">
<div class="featured-image left">
<a href="<?php echo $post->getPermalink() ?>" title="<?php echo $this->escapeHtml($post->getPostTitle()) ?>">
<img src="<?php echo $featuredImage->getFullSizeImage() ?>" alt="<?php echo $this->escapeHtml($post->getPostTitle()) ?>"/>
</a>
</div>
</div>
<?php else: ?>
<?php echo $post->getPostContent() ?>
<?php endif; ?>
<?php else: ?>
<?php echo $this->getPasswordProtectHtml($post) ?>
<?php endif; ?>
</div>
<?php echo $this->getAfterPostContentHtml() ?>
</div>
<!-- END ==> /app/design/frontend/base/default/template/wordpress/post/list/renderer/default.phtml -->