Nizar Zakka, a former prisoner in Iran, said President Joe Biden's $6 billion deal to release five US citizens from Tehran could damage future hostage negotiations. Photo: Nizar Zakka
Nizar Zakka, a former prisoner in Iran, said President Joe Biden's $6 billion deal to release five US citizens from Tehran could damage future hostage negotiations. Photo: Nizar Zakka

Nizar Zakka: Biden's deal risks placing $1bn price tag on Iran's hostages