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add_filter( 'woo_breadcrumbs_trail', 'woo_custom_filter_breadcrumbs_trail', 10 );
function woo_custom_filter_breadcrumbs_trail ( $trail ) {
  foreach ( $trail as $k => $v ) {
		if ( strtolower( strip_tags( $v ) ) == 'products' ) {
		$trail[$k] = 'Photos';
		break;
		}
	}
	return $trail;
} // End woo_custom_filter_breadcrumbs_trail()