a uating the reliability of the information provided by the anonymous source. Garcia v. State, 3 S.W.3d at 235. Consequently, there must be some further indicia from which a police officer may reasonably conclude that the tip is reliable and a detention is justified. Id.; accord Dowler v. State, 44 S.W.3d 666, 669-70 (Tex.App.-Austin 2001, pet. ref'd). That indicia may come in the form of an officer’s prior knowledge and experience and his corroboration of the details of the tip. Dowler v. State, 44 S.W.3d at 670; Stewart v. State, 22 S.W.3d at 648; Garcia v. State, 3 S.W.3d at 235. Regarding the latter, the tip must be corroborated not only as to the identity of the individual sought to be accused but also as to the improper nature of his conduct. See Dowler v. State, 44 S.W.3d at 670 (<HOLDING>); Stewart v. State, 22 S.W.3d at 648 (holding
holding that for recovery under the mississippi tort claims act to be barred because of a victims criminal activity at the time of the injury it must beshown that the criminal activity has some causal nexus to the wrongdoing of the tortfeasor holding that police officers have probable cause to arrest an individual with a sufficiently similar appearance to the description in a warrant holding tip to be sufficiently reliable where the officer confirmed an informants description of the suspects appearance and location though the officer did not personally witness any criminal behavior holding that while an accurate description of the subjects readily available location and appearance will help the police correctly identify the person whom the tipster means to accuse it does not show that the tipster has knowledge of concealed criminal activity holding that an anonymous tip that described a suspects appearance and location and alleged that he was carrying a concealed weapon was insufficiently corroborated by the officers observation of the appellant who matched the description hanging out at the indicated location