Falk discussed his recent conversation with former British Prime Minister Boris Johnson and his support for Israel's response to the war.
Akua asked about the difficulties presented by watching an outbreak of pro-Palestinian and pro-Hamas rallies across the world, which Falk described as "misinformed."
Ceasefire calls won't happen, Falk tells UK media
When probed about the pressure for a ceasefire, Falk added that it was unrealistic.
"Asking Israel for a ceasefire after this attack is like asking the US for a ceasefire against Al-Qaeda following the attack on 9/11. This is actually 10 times worse than 9/11, for Israel, it's like the equivalence of 50,000 Americans killed in one day," he added.