However , when covering the rear , the Jeep is vulnerable from the front , so the Helicopter must cover him .
For example , the Helicopter can only fire forward , so occasionally , the Jeep must cover the rear with his swivelling gun .
When covering the rear , the Jeep is vulnerable from the front , so the Helicopter must cover him .
For example , the Helicopter can only fire forward , so occasionally , the Jeep must cover the rear with his swivelling gun .