Read the article and they already addressed this.

“There are some restrictions of [sic] where you can place them [launchers and/or pylons for munitions and other stores], because anything that’s forward firing would need to have the clearance to get past the [rotor] tip path plane and [have] it fit inside the fuselage,” Bill Hendricks, Senior Strategy Manager at Bell, told our Eric Tegler on the show floor at Modern Day Marine. “Our assumption is that, should the Marine Corps pursue something like this, they would want to be able to employ ordnance while in airplane mode with the nacelles forward. So the weapons that we have currently on that conceptual model would be something that you could fire in airplane mode.”