What is the burden of assisting a defendant in a personal injury case?

assistance, defendant bears the burden of showing, first, that counsel's performance was deficient, falling below an objective standard of reasonableness under prevailing professional norms. Second, a defendant must establish that, absent counsel's error, it is reasonably probable that the verdict would have been more favorable to him. [Citations.]" (People v. Hawkins (1995) 10 Cal.4th 920, 940, overruled on other grounds in People v. Lasko (2000) 23 Cal.4th 101, 110 and People v. Blakeley (2000) 23 Cal.4th 82, 89.)