FILE - In this file photo dated Wednesday, Oct. 16, 2019, United Kingdom's Brexit envoy David Frost arrives at EU headquarters in Brussels.
Britains chief Brexit negotiator Frost is quoted in a newspaper Sunday Sept. 6, 2020, saying Britain wants to get back the powers to control our borders and that is the most important thing, as he talks tough ahead of crucial Brexit trade talks, saying the U.K. was not afraid to walk away.
(AP Photo/Francisco Seco, FILE)LONDON Britains chief Brexit negotiator talked tough ahead of a crucial round of post-Brexit trade talks, saying the U.K. was not afraid to walk away if the European Union does not give ground on key issues.
The key sticking points are European boats access to U.K. fishing waters and state aid to industries.
Both sides have downplayed the chances of a deal, though some of that rhetoric is muscle-flexing before crucial weeks of talks.