Tesla shares sank more than 7% in extended trading hours following its disappointing second-quarter results on Tuesday, as its electric vehicle (EV) sales continued their annual decline. Meanwhile, Alphabet’s shares fell 2% in the after-hours market due to a miss on YouTube ad revenue. The two major tech earnings are pressuring Wall Street, with futures pointing to a lower open on Wednesday. The souring sentiment may ripple through the European markets as LVMH also failed to cheer investors with its performance scores. Tesla faces growth bottlenecks in the EV marketsTesla reported earnings per…