by Callum PATON LONDON, United Kingdom (AFP) — Britain moved Thursday to reassure the public over the safety of its coronavirus vaccine campaign, after deciding to offer alternatives to an AstraZeneca jab amid blood clot concerns. Health Secretary Matt Hancock urged people to keep getting inoculated, a day after Britain’s medicines regulator said the vaccine developed by the British-Swedish firm was linked to 79 cases of rare clotting and 19 deaths. But those under 30 […]