Regulators in the EU and U.K. have opened antitrust probes into Google and Meta, formerly Facebook, over the tech giants' 2018 ad deal.
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: Regulators in the EU and U.K. have opened antitrust probes into Google and Meta, formerly Facebook, over the tech giants' 2018 ad deal.
### Response: moderately negative