Does a prosecutor improperly use peremptory challenges to systematically exclude Hispanics from the jury?

When a prosecutor makes an argument that the prosecutor was aware of the facts to the jury in a death penalty case, is it improper or improper? (California, United States of America)

What is the test for a claim of prosecutorial misconduct when a prosecutor's comments to the jury before the jury in a criminal case are deemed improper or improper? (California, United States of America)

Is a prosecutor's comment to the jury improper or improper? (California, United States of America)

Can a prosecutor reasonably challenge the peremptory decision of a jury? (California, United States of America)

Does a defendant have a claim that a prosecutor made improper racial references in the prosecutor's guilt phase argument to the jury? (California, United States of America)

When a prosecutor manipulates the array of evidence before the grand jury, does the prosecutor have a duty to inform the jury of exculpatory evidence of which he or she is aware of? (California, United States of America)

Can a prosecutor who described the defense case as "ludicrous," "contrived" and "bogus" in his arguments to the jury use improper or improper language? (California, United States of America)

Can a prosecutor improperly present improper evidence to a jury? (California, United States of America)

What is the test for a plaintiff to successfully challenge a jury member's peremptory challenge? (California, United States of America)

Does a defendant have to establish a prima facie case, or strong likelihood, that during jury selection impermissible group bias was the basis for the prosecutor's use of peremptory challenges to remove the only two African-American jurors? (California, United States of America)