Business owner pleads guilty to filing false tax returns Fri, 12/06/2019 - 12:00am Robert C. Poimboeuf, a Shreveport business owner, pleaded guilty Tuesday in federal court, to filing false tax returns, announced David ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Business owner pleads guilty to filing false tax returns