Yuki Tsunoda will feel he should be first in line for the potential vacancy at Red Bull. Christian Horner and Helmut Marko are planning to meet after the Belgian Grand Prix to discuss the future of Sergio Perez. Tsunoda stands out as the most logical replacement. He’s been the stronger driver at Red Bull junior team RB this season. The 24-year-old has scored double the points of Daniel Ricciardo (22 vs 11) when the Australian was expected to have the edge. Ricciardo started the year a ‘dead-cert’ to replace Perez if he delivered, having won eight Grands Prix in his career. But Tsunoda is leadi…