Why were his Communist associations not seen as a security risk during the war?

Oppenheimer (2023)
SENATOR PASTORE
A screenplay character in Oppenheimer (2023).
- lines
- 4
- words
- 64
- scenes
- 4
- dialogue
- 0.5%
- avg words / line
- 16
- shortest / longest
- 4 / 24
Sample dialogue
You’re referring to the hostility of certain scientists directed at Mr Strauss because of his commitment to security, as demonstrated in the Oppenheimer affair?
scene 253, source scene 254 — INT. SENATE COMMITTEE HEARING ROOM -- DAY (B&W)Fine. What about after?
scene 54, source scene 55 — INT. SENATE COMMITTEE HEARING ROOM -- DAY (B&W)But, Dr Hill, we’ve already heard that Mr Strauss did not bring the charges, or participate in the hearings against Dr Oppenheimer.
scene 255, source scene 256 — INT. SENATE COMMITTEE HEARING ROOM -- DAY (B&W)Why were his Communist associations not seen as a security risk during the war?
scene 53, source scene 54 — INT. ROOM 2022, ATOMIC ENERGY COMMISSION -- DAY
Bookends
But, Dr Hill, we’ve already heard that Mr Strauss did not bring the charges, or participate in the hearings against Dr Oppenheimer.