<p>A 30-year-old San Francisco schoolteacher faces lewd conduct charges after being caught naked in a car after school with a 14-year-old Luther Burbank Middle School student, authorities said Friday.</p>
<p>At 5:30 p.m. Thursday, patrol officers driving in an area of McLaren Park known for drugs and prostitution spotted a car with steamed windows, suggesting either drug or sexual activity, according to Capt. Frank O'Malley of the Police Department's Juvenile Division.</p>