injust over six months, that opinion has clearly changed in the government. in this opinion piece in the financial times on sunday, lord frost now seems to be saying that the uk didn't properly understand the consequences of the protocol. he writes... his claims have been rejected by those within the eu. ireland's foreign minister simon coveney tweeted. .. the claims have also been rejected from those who sat in negotiations. here's theresa may's cheif of staff gavin barwell who was part of brexit negotiaitons up until 2019 speaking to bbc radio 4's today programme.