![](https://pbs.twimg.com/media/EX0rJaEWoAYwsrs.png)
is operating together in Vietnam. For months, the paratroopers patrol aggressively in the North part of S. Vietnam, denying many areas to the NVA.
![](https://pbs.twimg.com/media/EX0silzXkAEuAPV.jpg)
& the @3_Mar_div
are hammering NVA infiltration routes. US forces build firebases in the Au Shau Valley. By early 1969, it is challenging for the NVA to operate in the Valley.
![](https://pbs.twimg.com/media/EX0snpoWkAM7BU4.png)
regiment.
![](https://pbs.twimg.com/media/EX0s88fWAAAcUrS.png)