Did Barbra Streisand sing 'God Bless America' in response to anti-American chants at NYC concert?

According to the story, Streisand fought back against the anti-American chants by "softly singing 'God Bless America' with deep, soulful conviction." ...
The Times Leader

Barbra Streisand will sing at the Oscars

(AP) Barbra Streisand will perform at the Oscars next month, the first time she’s performed during an Academy Awards broadcast in 36 years. Streisand won the Academy Award for best original song for ...
Southeast Missourian

Barbra Streisand, Adele will sing at the Oscars

NEW YORK -- Barbra Streisand will perform at the Oscars next month, the first time she's performed during an Academy Awards broadcast in 36 years. Streisand won the Academy Award for best original ...