Tesla Inc said on Monday there was no unintended acceleration in its vehicles, as it responded to a petition to a U.S. safety regulator to investigate and recall around 500,000 of the company's electric cars over the alleged defect.

A top Mexican trade union said on Monday it has suspended its threat to launch a strike at Home Depot stores across Mexico over labor demands, adding it is in talks with the U.S. home improvement chain to improve pay and benefits for workers.