First Online: 18 January 2020
Compliance with Ethical Standards
: The authors state that this study complies with all ethical standards. We received no funding to carry out the work presented here, and there were no human or animal participants involved. For these reasons, there should not be any conflicts of interest. This work was carried out using only the Google News search engine and news aggregation platform. All images collected had free and open access. The authors also guarantee that we have complied with the standards of good scientific practice, declaring that the work presented here is original and unpublished, and the complete results have been presented in a clear manner, without being distorted, fabricated, falsified or manipulated in any way. Also, the authors have complied with specific rules of discipline to acquire, select and process data. No false or unfounded statement has been made, and no data, text or theory of other authors have been presented as if they were our own, granting the proper recognition of authorship to the referenced works. Additionally, we guarantee that the order of authors is correct and corresponds to the involvement of each in this research and the amount of work done. Finally, upon request, the authors will send documentation or relevant data in order to verify the validity of the results presented.