MADRID, March 7 (Reuters) - The last thing struggling Deportivo La Coruna need with three crucial matches against fellow relegation candidates looming is a trip to face wounded La Liga leaders Barcelona on Saturday (1900 GMT). The cash-strapped Galician club, one of the most successful sides in Europe around a decade ago, are rooted to the bottom of the table and apparently doomed to go straight back down after spending the 2011-12 season in the second division. ... More...