18-yr-old climate activist Greta Thunberg mobbed by supporters in Glasgow

Sweden's 18-year-old climate activist Greta Thunberg was mobbed by her supporters and onlookers upon her arrival from London to Glasgow's train station on Saturday. She arrived in Glasgow after revealing that she had not been "officially" invited to the key climate summit COP26. The 2021 United Nations Climate Change Conference, also known as COP26, officially kicked off on Sunday.