The Prime Minister has made his highest-profile intervention in the debate on Scottish independence so far by calling on England, Wales and Northern Ireland to persuade Scotland to stay in the union. His call comes ahead of September's referendum.
Prime Minister David Cameron ended his speech on Scottish independence with an call to arms against complacency saying "we have seven months, and we must do whatever it takes" to keep the United Kingdom together.
Speaking from the Olympic Stadium in London, he said:
"Let the message ring out. We want you to stay. Think of what we have done together, what we can do together, what we stand for together. Team GB is the winning team in the history of the world. Let us stick together for a winning future too."
Senior officers want the public and retail staff to remain vigilant and report any suspicions.
Donald Trump expressed support for the mayor of the city of Tijuana where migrants have gathered.
Two vehicles in a collision were also found at the scene.