charlie angelo reports from central london. >> britain has rolled out the red carpet for president xi treating him to a procession with the queen through central london. at the start of his four-day visit he was given the rare honor to address the house and parliament. >> parliamenparliamentariens are the quee cream of society. i hope you'll continue to promote the u.k. relations with china, strengthen our friendship and support our cooperation, and i hope you'll build a bridge of understanding and create a brighter and promising future for our bilateral ties. >> ministers expect president xi to endorse $45 billion in trade and investment deals as they look for cash for projects for high speed rail links to power stations. >> there will be big announcements i have no doubt in terms of energy, infrastructure, health, finance, quite a wide range of sectors, and it's an opportunity to engage in lots of different levels. >> not everyone wants a closer relationship with china. protesting outside of buckingham pal are human rights groups. >> in the last three years xi jinping's presidency h