Liam Lawson knows the coming weeks will likely determine the course of his entire racing career. A key contract deadline looms for the New Zealander. Red Bull have to find Lawson a seat by 1 September, according to reports. If not, he’s free to negotiate with other teams. Executive director Helmut Marko confirmed Lawson will soon learn his fate. There are three possible scenarios at this stage. The first is that he makes a sensational move to Red Bull in place of Sergio Perez. They may decide to drop the struggling Mexican and favour Lawson over the inconsistent Daniel Ricciardo. The second is…