15 stories to watch in NBA's second half: Will Lakers make playoffs? How long will James Harden's scoring streak last?

CBS Sports - 02-20

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This has been a wild NBA season so far, and some monster trades at the deadline seem to have set us up for an even crazier finish. The stretch run is set to begin Thursday as teams return to action after the All-Star break. Here are 15 big storylines to keep an eye on the rest of the way.