By Chris CasteelStaff writerccasteel@oklahoman.comAs a House committee prepared to launch the next phase of the impeachment process, U.S. Rep. Kendra Horn said Tuesday that she was waiting for more testimony and “how things are drawn up” before deciding whether President Donald Trump should be impeached.“I’m still waiting to see if they have any more hearings and if they draw up articles (of impeachment), what they look like,” Horn said after speaking to the Rotary Club of Oklahoma City.“I think the testimony of many of the people raised some serious questions.”Horn, D-Oklahoma City, also said that the current television ads criticizing her over impeachment illustrate the problem with political organizations that don’t have to reveal their donors.“These dark money groups — we don’t know who’s behind them, they don’t have to report who’s given them money,” Horn said.Read more on NewsOK.com