Game Update v6.4.1

[*]Units entering minefields now lose at least one strength point. [*]The shooting reference matches the current combat rules. [*]Both U.S. reinforcement waves in Attrition can arrive at the control points you still hold. [*]Attrition's objective text shows the correct turn-20 deadline. [*]Losing a unit to a minefield or another battlefield hazard resets the no-loss achievement streak. [*]Finishing the Hit the Beach! bonus campaign returns safely to the New Game screen. [*]Prevent a crash when drawing a unit's movement highlights on hills.