0 drone strikes in pakistan and afghanistan. they're upset guantanamo bay hasn't been closed down. they are left leaning who do oppose the visit here by president obama. he will hold a town hall meeting here with some young african leaders and students trying to encourage young people to get more engaged and involved. that's the main focus of what he is going to do here. but the big question, and everything hangs over this, is the health of nelson mandela. we understand president obama has no plans to see mr. mandela in the hospital. he will meet with his family, wife michelle, some daughters. and you have to think of the president as very disappointed that he cannot get to the hospit hospital. some people think this entire visit was president obama trying to visit president mandela. think how important this would be. president mandela is obviously one of his greatest heroes. they have not seen each other in person since 2005, although they have had a number of conversations. the problem is the logistics at the hospital. there is a huge crowd of media, well wishers around the hospital. it's very difficult for the president to get there and not cause a huge scene. there was some speculation whether he could get there some other way. they have tried every way possible to get the president to see nelson mandela. but they're saying he's not. he must be really disappointed. at this point the latest on president mandela's health from his ex-wife is that his situation is greatly improved. he is still very unwell. he is stable. the conversation here a few days ago was much more tire, much more worrying about nelson they prepare for the visit by the president. we will be stopping by and checking in with you, ron allen. thanks for that. new news for you this morning, president obama urging house leaders to take up immigration reform. the white house says while in africa the president called house speaker john boehner, majority leader nancy pelosi, encouraging them to take up immigration reform now that the senate has passed a comprehensive bill with large bipartisan support. meanwhile, the government reform committee pushed through a resolution saying they have forfeited her right to remain silent. lois learner, the committee wants 20 question her about the irs. same-sex marriage is legal in california. federal appeals court lifted the stay that banned same-sex couples from marrying in the states following this week's supreme court ruling. state attorney camela harris presided at a wedding in the case that overturned the ban. >> we have been on a long, long journey to get to this point. >> this point, back on this piece of tape, nine years. >> now, the other two plaintiffs in the case, paul and jeff were also married last night. los angeles mayor presided over that ceremony. the second-degree murder trial of george zimmerman continues today after a first week of gripping testimony for several witnesses for the prosecution. ron mott is following this story from sanford, florida. >> hey there, richard. it's all quiet here on a saturday morning. yesterday they were focused on the bottom's head on the concrete over and over and over. >> no. >> good said he ran back inside his home to call 911. >> police, i just heard a shot right behind my house. >> reporting what he saw from his second floor. >> okay. and you can hear somebody yelling for help? >> i'm pretty sure the guy is dead out here. holy [ bleep ]. >> he said it was self defense. >> he said this guy was beating me up, and i shot him. >> and i had to defend myself and i shot him. >> a neighbor, who was the first to arrive on the scene after the shooting, said zimmerman was walking and appeared calm despite bleeding. he asked the man to call his wife after being handcuffed. >> i said your husband has been involved in a shooting. he's being handcuffed and he will be held at sanford police department. and he said just tell her i shot someone. >> with more than 200 on the list, who could follow. >> the prosecution is putting on their case in chief right now. they have established bit by bit what they set out to do. but it surprised me how often the defense has turned prosecution witness withes to their advantage. >> now, court will resume testimony on monday. and for the first time we could hear from the lead investigator in this case, richard. >> ron mott in florida. thank you very much, ron. more from msnbc analyst lisa bloom a little bit later had hour. stick around for that >> in massachusetts, police arrested a third man with aaron hernandez. ernest wallace walked into the police department and turned himself in. a second was arrested in connecticut and turned over to authorities on friday. hernandez was arrested on wednesday and was charged with the murder of odin lloyd, a semi pro football player. he is being held without bail. the ex-nfl player is also reportedly being investigated for possible involvement in two more killings. the pats terminated his contract after his arrest. congress is halfway there on immigration reform. a big roadblock may be just ahead. that's next. yes! one phillips' colon health probiotic cap each day helps defend against these digestive issues... with three strains of good bacteria. 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