NEW ORLEANS —​ A​ Coast Guard MH-65 Dolphin helicopter aircrew rescue two mariners Thursday from a vessel taking on water near Lake Pontchartrain.​ Coast Guard Sector New Orleans watchstanders received a report from a good samaritan at 11:47 a.m., reporting a half-submerged 20-foot recreational vessel taking on water with two mariners aboard waving their arms. The watchstanders directed Leer másCoast Guard rescue 2 from vessel taking on water near Lake Pontchartrain[…]