By BARBARA ORTUTAY, AP Technology Writer SAN FRANCISCO (AP) — A House subcommittee is investigating popular dating services such as Tinder and Bumble for allegedly allowing minors and sex offenders to use their services. Bumble, Grindr, The Meet Group and the Match Group, which owns such popular services as Tinder, Match.com and OkCupid, are the current targets of the investigation by the U.S. House