Why do US paratroopers still use round parachutes when the rectangular parachutes have the ability to change direction and even slow the jumper down a bit just before hitting the ground?

Parachute - New World Encyclopedia

paratrooper training : r/awesome

Skydiving Terms Seven Hills Skydivers of Madison, WI

Have you ever had a parachute malfunction? This question is for any military parachutist in any branch. - Quora

Why does a parachute have to open a certain point in a descent? - Quora

Why do US paratroopers still use round parachutes when the

The Parachute - Its History and Military Use. - Duotech Services

Do paratroopers keep their parachutes after landing or do they have to give them back? - Quora

Do paratroopers ever jump over water? - Quora

In modern war, can you shoot an enemy while they're flying in a parachute? - Quora

Why do US paratroopers still use round parachutes when the

How Paragliding Works