Lewis Hamilton has given his reaction after Toto Wolff admitted he could understand if the Briton considered switching teams should Mercedes not improve "in the next couple of years". While Wolff is confident that Hamilton will sign a contract extension with the squad beyond the end of 2023, the team boss added that he would bear "no grudge" if Hamilton looked to move elsewhere if they "cannot demonstrate that we're able to give him a [championship-winning] car". When asked about the remarks, Hamilton suggested that he is not currently considering being anywhere else. "I'm not focused on that," the seven-time…