Source: South China Morning PostA panel of US senators questioned officials from Apple Inc and Alphabet Inc’s Google on Wednesday about the dominance of their mobile app stores and whether the companies abuse their power at the expense of smaller competitors.Amy Klobuchar, the top Senate Democrat on antitrust issues, said Apple and Google can use their power to “exclude or suppress apps that compete with their own products” and “charge excessive fees that affect competition.”App makers like music streaming service Spotify…Read More