British travellers warned their phones could be checked at Hong Kong border amid human chain protests

British travellers warned their phones could be checked at Hong Kong border amid human chain protests; HONG KONG: Pro-democracy protesters hold hands to form 'human chain' protest. HONG KONG: EXT / NIGHT Various shots of pro-democracy protesters holding hands in streets to create 'human chain' protest (to mark anniversary of anti-Soviet demonstration called The Baltic Way) Banner laid on ground reads, 'We Want Democracy' Protesters holding up lights on their mobile phones Small girl protester in medical face mask holding up phone light