All Things Considered for April 23, 2012
Apr 23, 2012 — The retrial of baseball great Roger Clemens began in earnest Monday after a week of jury selection. Prosecutor Steven Durham in his opening statement to the jury said Clemens, unlike other baseball greats who owned up to their mistakes, told lies and "other lies to cover up those lies."
Apr 23, 2012 — Once upon a time, tacos were a Mexican snack. Now they're an all-American institution. Gustavo Arellano leads us across Southern California in search of the roots of the American taco.