Indian police said on Thursday an investigation had been launched into the suspected suicide of three young sisters over concerns that they were heavily “influenced” by games and films online that they were later denied access to. Local media reported the sisters, aged 12, 14 and 16, had jumped from their home on Wednesday in the city of Ghaziabad on the outskirts of the country’s capital. Concern among experts and regulators has grown in recent years that too much screen time and addictive...