Partially due to the stern warnings about mandatory drivers' license suspension and the use of refusal information in court, about 75 percent of the people who are arrested for DWI submit to a chemical test. Many others probably do not fully understand that they have a right to refuse the test, and they do not understand how much chemical tests increase conviction rates.
Almost literally from beginning to end, the Walk and Turn test is designed to support DWI arrests, whether the test subjects are intoxicated or not.
In many ways, the OLS is the classic DWI field sobriety test. This divided attention test measures both mental acuity and physical dexterity. Usually, people who are intoxicated cannot walk and chew gum at the same time in this way. That's why alcohol is such as dangerous driving impairment substance.
Most people have undergone a Horizontal Gaze Nystagmus test at one time or another. Doctors use it to look for signs of neurological problems. Usually, the test administrator instructs the subject to follow a moving point, such as a fingertip, just by moving their eyes. If the pupils move involuntarily, the person probably has nystagmus.
Maybe television pitchman Timothy Williams should have booked a room instead of driving on the freeway in his hometown.
All criminal cases have collateral consequences. For example, when people Google your name, some very unflattering images and entries may appear at the top of the page. Furthermore, many people must miss work to attend court appearances. Finally, criminal proceedings usually hang over people like dark clouds until they are resolved.
This question comes up a lot, because most DWI cases in Tarrant County are test cases. Sometimes, defendants do not fully understand their right to refuse a breath or blood test. Other times, quite understandably, defendants want to cooperate with law enforcement so they do not make deep legal holes even deeper.
In most DWI cases, intoxication or sobriety is basically the only issue. If the defendant provided a chemical sample, and that sample's BAC level was above the legal limit, the defendant is normally guilty as a matter of law.