In the park Sydney has an encounter with Sloane. As they meet Sloane has a bottle of water with hem that is completely full. At the and of the conversation he takes a sip from the bottle which suddenly is only half-full.
The map that Lauren's contact brings up to show where the call to Lazaray originated shows a pointer in England. Claimed as pointing to London, the pointer is actually nowhere near London and looks like it's pointing nearer to Reading.