Selectionner une image dans une base php

voici une exemple de mon travil

<?php
try{
$bdd = new PDO('mysql:host=localhost;dbname=CCACJBase','root','') or die(print_r($bdd->errorInfo()));
$bdd->exec('SET NAEMES utf8');
}

catch(Exeption $e){
die('Error:' .$e->getMessage());
}

$req=$bdd->prepare('SELECT* FROM image where id=$id');
$req->execute();
while($data = $req->fetch(PDO::FETCH_OBJ)):?>

<td height="98" colspan="3"><div align="center">
<div class="pub_lien">
<h3>Jeunnesse en photo</h3>
<ul>
<table width="100%" border="1" cellspacing="1">
<tr>
<td><div align="center"><a href="st_du_jour.php"><img src="<?php echo $data->img;?>" alt="JM" width="110" height="110" align="Center" /></a></div></td>